Therefore, the adjusted forecast for Period -3 in year 2022 is 1078.42.
The question is asking us to find the adjusted forecast in year 2022 for Period -3. Here are the given details:
The linear regression trendline equation for the de-seasonalized data (unadjusted) Ft = -166 + 41
Seasonality Index table Year Period 2021-period 1 2021-period 2 2021-period 3 1 16 17 18 Seasonality Index (SI) 0.70 1.54 1.18
The formula for adjusted forecast is: Adjusted forecast = (Trend value × Seasonal index) + Trend value For Period -3,
we have to consider 2022, period 15, since the year 2021 already has three periods.
Let's plug in the values: Trend value = -166 + 41(15) = 469 Adjusted forecast = (469 × 1.18) + 469= 469(1.18 + 1)= 1078.42
Therefore, the adjusted forecast for Period -3 in year 2022 is 1078.42.
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HELP PLEASE AND HOW DO I SOLVE PROBLEMS LIKE THIS? I don't understand these lol
Answer:
135
Step-by-step explanation:
X is the cost of the item
He is to pay 7% shipping and handling
x * 7% = 9.45
x * .07 = 9.45
Divide each side by .07
x * .07/.07 = 9.45/ .07
x =135
The racquet cost 135
Answer:
$135
Explanation:
\(\textsf {Finding the total cost :}\)
\(\implies \mathsf {9.45 = 0.07 \times T}\)
\(\implies \mathsf {T = \frac{9.45}{0.07} }\)
\(\implies \textsf{T = 135}\)
The total cost of the racquet is $135
The options are
0
1
2
4
Answer:
it is 1
Step-by-step explanation:
because the line goes through 1 on the y-axis
Answer:
The answer is 1
Step-by-step explanation:
Does anyone mind helping me im confused-
Answer:
Malcolm owes the greatest amount.
Step-by-step explanation:
The question is asking for the amount owed by each person. That just means you take the absolute value of their bank balance if their bank balance is negative. Absolute value is just how far away the number is from zero (basically when a number is negative, you're just making it positive).
Sophia owes $150, Malcolm owes $325, and Oren owes $275.
325 > 275 > 150
Thus Malcolm owes the most, since his amount owed is the highest.
In a lab experiment, 830 bacteria are placed in a petri dish. The conditions are such that the number of bacteria is able to double every 28 hours. How many bacteria would there be after 13 years, to the nearest whole number?
Answer:
1145
Step-by-step explanation:
830(2) 28/13
^ do that ok??????? plug it in!!!!!!!!
then do u know what u will get? u will get this !!!!!! y = 1145.09631989
round 2 da whole numba and den boom shakalaka B ) i got my question wrong so that i could put the right answer here. bye yall
The number of bacteria doubling every 28 hours will be 1145 after 13 hours.
What is the formula for exponential growth and exponential decaying function?The formula for exponential growth is y = y₀.e^(kt).
The formula for exponential decay is y = y₀.e^(-kt).
In the case of doubling the growth of bacteria, we can use the formula,
\(y_f = y_0\times2^{\frac{t_r}{t}\), where \(y_f\) represents the final population, \(y_0\) is the initial population, \(t_r\) is the time we are required to determine, and \(t\) represents the time rate growth.
Therefore from the given information, the number of bacteria after 13 hours will be,
\(y_f = 830\times2^{\frac{13}{28}\).
\(y_f = 830\times1.38\).
\(y_f = 1144.86\) or 1145 bacterias.
Q. In a lab experiment, 830 bacteria are placed in a petri dish. The conditions are such that the number of bacteria is able to double every 28 hours. How many bacteria would there be after 13 hours, to the nearest whole number?
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Statistical significance is also known as the risk of ______. a. a Type I error b. a null error c. power d. a Type II error
Statistical significance is also known as the risk of Type I error
Probability and statistical significanceProbability is the likelihood or chance that an event will occur. Statistical significance can be used to measure the level of confidence of measured data.
The probability of the type I error is commonly called the significance level of the hypothesis test and is denoted by the symbol α.
Hence we can conclude that statistical significance is also known as the risk of Type I error
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which of the following could be the graph of the line y= -3x +2
Answer:
Ans wer is 2nd quadrant
( - x line and + y line )
The x-intercept of the line whose equation is x - y = 3
Answer:
x = 3
written as a point:
(3,0)
Step-by-step explanation:
For any function you can find the x-intercepts by letting y = 0 (and also the y-intercept by letting x = 0 but we don't need this right now)
Here, given:
x - y = 3
and let y = 0
x - 0 = 3
x = 3 So the x-intercept is at 3. Written as a point, it is the point (3,0)
Pls help me
AND
PLS FOLLOW THE RULES
TROLL FOR POINTS= REPORT
FIRST AND CORRECT ANSWER= BRAINLIEST
( NO LINKS ) at all
Pythagorean Theorem: a^2 + b^2 = c^2
a = 23 m
b = 11 m
c^2 = (23 m)^2 + (11 m)^2 = 650 m^2
c = sqrt(650 m^2) = 25.5 (rounded to nearest tenth)
add me as a friend please and I will give you a brain list
also what is 153.69 divided by 16.43
OPTIONAL
Answer:
Ok, and it's 9.35423007
Step-by-step explanation:
Answer: 9.35423006695
Step-by-step explanation:
What ordered pairs are the solutions of the system of equations shown in the graph below?
(__, __) and (__, __)
1) x2 + 5xy – 3x (Common Monomial Factor)
2) 25ax² - 9a ( Difference of Two Squares)
3) 125x³- 8y³ ( Sum and Difference of Two Cubes)
What is the equation of the line that passes through the point (-4,-3)(−4,−3) and has a slope of -3/4
The equation of the line is y = -(3/4)x - 6.
What is a line?A line is a perfectly straight, one-dimensional shape that extends endlessly in both directions and has no thickness.
Given that, the line passes through the points (-4,-3) and has a slope of -3/4.
The equation of the line in point-slope form is:
y - y₁= m (x -x ₁)
Substitute (x₁,y₁) = (-4,-3) and m = -3/4 into the above equation,
y - (-3) = -3/4 (x - (-4))
y + 3 = -3/4 (x + 4)
y = -(3/4)x -3 -3
y = -(3/4)x - 6
Hence, the equation of the line is y = -(3/4)x - 6.
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HELP PLSSS THIS IS HARD SOMEONE
How many times larger is the value of
86,000,000 than 8,600?
Answer:
a 1000 times// just divide them
Answer:
10,000 times Larger
Step-by-step explanation:
To determine the multiple larger for 86,000,000 than 8,600, we simply will use the division operation and the result will be the multiple.
86,000,000 / 8,600 = 10,000
Hence, the number 86,000,000, is 10,000 times larger than 8,600.
Another method is simply to look at the additional zeroes that 86,000,000 has in comparison to 8,600. Since we can see that 86 is the only non-zero digit within the two numbers, we can use the properties of the decimal system to compare. Note that 86,000,000 has 6 zeroes, while 8,600 has two zeros. This means that we will need 4 zeroes as part of our tens multiple, so we can say that 10,000 is the multiple. Once again, we see that 86,000,000 is 10,000 times larger than 8,600.
Cheers.
a test has a mean of 85 with a standard deviation of 5. which of the following scores is within one standard deviation of the mean?
A test's standard deviation is 5 and its mean is 85. scores is within one standard deviation of the mean is 25/n^12.
The square root of the variance of a random variable, sample, mean ,statistical population, data set, or probability distribution is that variable's standard deviation. Although less robust in practice, it is algebraically simpler than the average absolute deviation.The fact that the standard deviation is expressed in the same unit as the data, as opposed to the variance, is a useful characteristic of the statistic.
variance = 5^2 = 25
standard deviation of the mean = ( variance / n )^1/2
= (25/n)^1/2
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If f(x) = 2x² – 5, then what is the
remainder when f(x) is divided by
x - 1?
Answer:
-3
Step-by-step explanation:
2x². 0. -5. : x. -1
2x². -2x. / 2x. 2
//. 2x. -5
//. 2x -2
//. //. -3
Answer:
The remainder is -3-------------------------------
According to the remainder theorem, when you divide f(x) by (x - a) the remainder is f(a).
The remainder is:
f(1) = 2×1² - 5 = 2 - 5 = - 3Express 121.746 correct to one decimal
Answer:
121.7
Step-by-step explanation:
Use the .746 to round to the nearest decimal place.
To do this you look to the value of the number next to the .7
If it is 5 or higher you round upwards
If it is 4 or lower you round downwards or leave as is.
Therefore .746 rounds to .7
Your answer is 121.7
or
At the sewing store, Jenny bought a bag of mixed buttons. The bag included 30 buttons, of which 70% were large. How many large buttons did Jenny get?
Hence, according to the question given, we have Jenny got 21 large buttons.
What are ratio and proportional relationships?A ratio is a mathematical relationship between two values that are usually expressed as the quotient of one value divided by the other. In order to compare or explain the relative sizes of two or more quantities, ratios can be used.
A particular kind of ratio called a proportional relationship is one in which the ratio between the two quantities is constant. To put it another way, if you increase one amount by a specific factor, the other amount will also be multiplied by that same factor.
Jenny purchased a bag of mixed buttons containing 30 total buttons,70% were large.
We can use the following method to determine how many large buttons she received:
number of large buttons = percentage of large buttons x total number of buttons
By substituting the provided values, we get the following:
number of large buttons = 70% x 30 buttons
= 0.7 x 30 buttons
= 21 buttons
Therefore, Jenny got 21 large buttons in the bag of mixed buttons.
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2. You have saved some money. Your friend has saved $20 more than you.
Together you have saved $280. How much have you each saved?
What is the answer
Axyz was reflected over a vertical line, then dilated by
a scale factor of , resulting in ax'y'z'. which must
be true of the two triangles? select three options.
The options that are true about the two triangles are
△XYZ ~ △X'Y'Z';
XZY ≅ Y'Z'X'
XZ = 2X'Z'
How to Solve The Problems?The options are:
△XYZ ~ △X'Y'Z'
XZY ≅ Y'Z'X'
YX ≅ Y'X'
XZ = 2X'Z'
mYXZ = 2mY'X'Z'
W are told that △XYZ is reflected over a vertical line, then dilated by 1/2 to form X'Y'Z'. This means that X'Y'Z' = ¹/₂XYZ
The side lengths of triangle X'Y'Z' is half the side lengths of the original triangle XYZ. The triangles are similar and the angles are congruent.
The side lengths of XYZ are twice the side lengths of X'YZ'.
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If the correlation coefficient is 0.8, the percentage of variation in the response variable explained by the variation in the explanatory variable is a. 0.80% b. 80% c. 0.64% d. 64%
The correct answer is b. 80%. This can be answered by the concept of correlation coefficient.
The correlation coefficient (r) is a measure of the strength and direction of the linear relationship between two variables. It can range from -1 to 1, where -1 indicates a perfect negative correlation, 0 indicates no correlation, and 1 indicates a perfect positive correlation.
In this case, a correlation coefficient of 0.8 indicates a strong positive correlation between the two variables. This means that 80% of the variation in the response variable can be explained by the variation in the explanatory variable.
To calculate the percentage of variation explained by the explanatory variable, we square the correlation coefficient (r²) and multiply by 100. In this case, (0.8)² = 0.64, and 0.64 x 100 = 64%.
However, the question is asking for the percentage of variation explained by the explanatory variable, not the correlation coefficient itself, so the correct answer is 80%.
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An accounting firm wants to know how many tax payers will wait until the last day to file their
taxes. A group of 1000 tax filers were randomly surveyed, revealing that 100 of them said it
was likely that they would not file until the last day. Based on this information, a 95%
confidence statement indicated that the percentage of tax filers who would file on the last day was estimated to be between 8% and 12% of all tax filers. In this problem, which of the following is the margin of error?
A 1%
B 2%
C 3%
D 4%
The margin of error is 2%. Answer choice B is the correct answer. The margin of error is a measure of the amount of random sampling error in a survey's results. It indicates the range of values that the true population parameter is likely to fall within, given the survey results.
In this problem, we are told that a 95% confidence statement indicated that the percentage of tax filers who would file on the last day was estimated to be between 8% and 12% of all tax filers. This means that we are 95% confident that the true percentage of tax filers who would file on the last day falls within this range.
To find the margin of error, we need to calculate the half-width of the confidence interval. The half-width is the difference between the upper and lower bounds of the interval, divided by two. So:
Half-width = (12% - 8%) / 2 = 2%
Therefore, the margin of error is 2%. Answer choice B is the correct answer.
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paul's plumbing is a small business that employs 12 people. which of the following is the best example of an implicit cost incurred by this firm?
The best example of an implicit cost incurred by Paul's Plumbing, a small business that employs 12 people, is: The accounting services provided free of charge to the firm by Paul's wife, who is an accountant.
Implicit cost is a type of economic cost that is not reflected in a company's accounting records or financial statements. These costs can be seen as indirect costs that are not incurred on a cash basis. The opportunity cost of any resources used in producing a good or service is known as an implicit cost. Therefore, the accounting services provided free of charge to the firm by Paul's wife, who is an accountant, are considered the best example of implicit costs. Because this service is not included in the company's accounting records or financial statements.
However, the wages paid to the 12 employees, half of the payroll taxes on the wages of the 12 employees paid by the employers, but not the half paid by the employees, and tax payments on property owned by the firm, are examples of explicit costs.
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evaluate the double integral_d (x^2 + 2y) dA, D is bounded by y = x, y = x^3, x ≥ 0
After evaluating the double integral, the result, 0.27, is determined by the stated statement.
What is the definition of an integral?In mathematics, an integral is either a number representing the region beneath a function's graph over a certain interval or maybe a new function, the inverse of which comprises the original result (indefinite integral). The value produced after integrates or adding the words of a function that is split into an unending number of terms is referred to as an integral value in general.
The double integral is an example.
\(\iint_D\left(x^2+2 y\right) d A\) where d is enclosed by the lines y = x & y = x³.
In the region D, x varies from 0 to 1, and y varies from y = x³ to y = x
\(\therefore \iint_D\left(x^2+2 y\right) d A=\int_{x=0}^1 \int_{y=x^3}^x\left(x^2+2 y\right) d y d x\)
\(=\int_{x=0}^1\left[x^2 y+y^2\right]_{x^3}^x d x\)
\(=\int_{x=0}^1\left[x^2\left(x-x^3\right)+\left[x^2-\left(x^3\right)^2\right]\right] d x=\int_{x=0}^1\left[x^3-x^5+x^2-x^6\right] d x\)
\(\left.=\frac{x^4}{4}-\frac{x^6}{6}+\frac{x^3}{3}-\frac{x^7}{7}\right]_0^1\)
= \(\frac{1}{4}-\frac{1}{6}+\frac{1}{3}-\frac{1}{7}\)
= 23/84
= 0.27
\(\therefore \iint_D\left(x^2+2 y\right) d A=0.27\)
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Karl is making a pot of chili. The recipe calls for StartFraction 3 Over 8 EndFraction cup of chili powder, but Karl only wants to use half as much so it won’t be so spicy. How much chili powder should Karl use?
Answer:
3/16 or 3 over 16
Step-by-step explanation:
Find half of 3/8:
1/2x3/8 = 3/16
a jean shop carries 5 sizes of jeans each size comes in 3 types how many different combination of jean size and type does the store offer?
Answer:
15
Sorry if I'm wrong but i do hope this helps.
Use the fact that the population was 250 million in 1990 (t=0) to formulate a logistic model for the US population. Assume the carrying capacity is 4600 million p = ___
The value of the population of the US at time t is, \(p = 4600/(1+39.49e^{(-0.03t)})\)
How to determined the value of the population?Use the fact that the population was 250 million in 1990 (t=0) to formulate a logistic model for the US population.
Assume the carrying capacity is 4600 million,
\(p = 4600/(1+39.49e^{(-0.03t)})\)
The logistic model is given by:
\(P = K/(1+ae^{(-bt)})\)
where P is the population at time t, K is the carrying capacity a and b are positive constants that depend on the particular situation.
Therefore, the logistic model for the US population can be formulated as:
\(P = 4600/(1+ae^{(-bt)})\)
where P is the population at time t,
K = 4600 million is the carrying capacity, and a and b are positive constants that depend on the particular situation.
To find the value of a and b, substitute the given information:
Use the fact that the population was 250 million in 1990 (t=0),
Therefore, P = 250 million at t=0.
Then, \(250 = 4600/(1+ae^{(-b(0))})\)
So, \(250 = 4600/(1+a)\)
Multiplying both sides by (1+a),
we get:
\(250(1+a) = 4600= > 1+a = 18.4= > a = 17.4\)
Now, we have, \(250 = 4600/(1+17.4e^{(-bt)})\)
Multiplying both sides by\((1+17.4e^{(-bt)})\),
we get:
\(250 + 4350e^{(-bt)}\) = 4600
Then, \(4350e^{(-bt)}\)= 350
Dividing both sides by 4350,
we get:
\(e^{(-bt)} = 0.08= > -bt = ln(0.08) = > bt = ln(12.5) = > b = ln(12.5)/t\)
Substituting the value of b,
we get:
\(P = 4600/(1+17.4e^{(-0.03t)})\)
Therefore, \(p = 4600/(1+39.49e^{(-0.03t)})\) is the value of the population of the US at time t.
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To shift the graph of an equation a certain number of units down, you need tothat number to/from the function's equation.O A. addO B. subtract
The answer is: B. subtract.
it's on the picture but please answer it because I don't know how
Answer:
I aso don't know yrr what can i do yrr