The values of all sub-parts have been obtained.
(a). The value of p is 0.75.
(b). The value of ^p is 0.787.
(c). The value of standard deviation of ^p is 0.035.
What is standard deviation?
The standard deviation is a statistic that expresses how much variance or dispersion there is in a group of numbers. While a high standard deviation implies that the values are dispersed over a wider range, a low standard deviation shows that the values tend to be close to the mean of the collection.
As given,
The students that graduated from their school in the past 5 years is 150.
The students that immediately to college after graduation is 118.
a) Evaluate the value of p.
p = 0.75 (75% is given).
b) Evaluate the value of ^p.
^p = 118/150
^p = 0.787
Hence, answer is 0.787 (rounded to 3 decimal places).
c) Evaluate the standard deviation of the sampling distribution of ^P.
SD = √ [^p*(1 - ^p)/n]
Substitute values respectively,
SD = √ [0.787*(1 - 0.787)/150]
SD = 0.035
So, standard deviation of the sampling distribution of ^p is 0.035.
Hence, all values have been obtained.
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I need help!! plzzzzzz
Answer:
answer is 875.8571429.
One solution to a quadratic function, h, is given.
-4 + 7i
Which statement is true?
Function h has no other solutions.
B.
The other solution to function h is -4 − 7i.
C.
The other solution to function h is 4 − 7i.
D.
The other solution to function h is 4 + 7i.
Answer:
B
Step-by-step explanation:
Complex solutions occur in conjugate pairs, thus
if - 4 + 7i is a solution then - 4 - 7i is also a solution
A shuttle service charges each customer $10.00 for a ride from the airport
to the hotel.
It costs $45.00 each time the shuttle driver must fill up the gas tank.
The shuttle company wants to make a profit of at least $6,000.00.
(1) Designate variables for any unknown values.
(2) Write an appropriate
constraint to represent this scenario.
x +3y = 9 need help on this math problem
Answer: What are you trying to find? x or y? Comment and ill send answer
Step-by-step explanation:
If f(x) = 3 ^ x - 7 and g(x) = x ^ 2 + 11 , the value of f(2) - g(7) is:
Answer:
The value of \(f(2) - g(7)=-58\)
Step-by-step explanation:
We have
\(f(x) = 3 ^ x - 7\\\\f(2) = 3 ^ 2 - 7\\\\=9-7\\\\=2\\\\g(x) = x ^ 2 + 11\\\\g(7) = 7 ^ 2 + 11\\\\=49+11\\\\=60\\\\f(2) - g(7)=2-60\\\\=-58\)
What is the rate of change in this graph?
The rate of change in the given graph is 21/4.
The rate of change defines the speed of a variable changes over another variable. On the given graph, we can calculate the rate of change using the formula:
Rate of change = Δy / Δx
To calculate the rate of change of the given graph, we need to identify 2 points first. We take:
(0, 0)
(4, 21)
Rate of change = Δy / Δx
Rate of change = y₂ - y₁
x₂ - x₁
Rate of change = 21 - 0
4 - 0
Rate of change = 21/4
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What is the approximate radius of a sphere with a surface area of 65π inches
\(\textit{volume of a sphere}\\\\ V=\cfrac{4\pi r^3}{3}~~ \begin{cases} r=radius\\[-0.5em] \hrulefill\\ V=65\pi \end{cases}\implies 65\pi =\cfrac{4\pi r^3}{3}\implies \cfrac{3}{4\pi}\cdot 65\pi =r^3 \\\\\\ \cfrac{195}{4}=r^3\implies \sqrt[3]{\cfrac{195}{4}}=r\implies 3.65\approx r\)
write in mx+b form: a line with a slope of -3 that passes through the points (15,-50)
Answer:
y=-3x-5
Step-by-step explanation:
the picture below is how i did it
A 4-cup bottle of soda costs $5.64. What is the price per pint?
Answer:
2.82
Step-by-step explanation:
A pint is two cups, and 5.64 divided by 2= 2.82
A diameter is a chord.
True or false and why?
Answer:
true.
A chord that passes through the center of a circle is called a diameter and is the longest chord.
Step-by-step explanation:
A diameter satisfies the definition of a chord, however, a chord is not necessarily a diameter. This is because every diameter passes through the center of a circle, but some chords do not pass through the center. Thus, it can be stated, every diameter is a chord, but not every chord is a diameter.
i hope this helps you. :)
Need this done asap need to be turned in the next 20min please help
A polynomial function of degree zero or one that contains a straight line as its graph exists directed to as a linear function in calculus and related fields then the function exists described as: y = 9000 + 1500 h.
What is meant by linear function?The terms "linear function" in mathematics apply to two different but related ideas: A polynomial function of degree zero or one that contains a straight line as its graph exists directed to as a linear function in calculus and related fields.
The given parameters exists:
Initial = 9000
Rate = 1500
The function exists estimated as: y = Initial + Rate × h
Where h represents the number of hours.
Let the equation be y = Initial + Rate × h
Substituting the values in the above equation, we get
y = 9000 + 1500 × h
y = 9000 + 1500 h
Therefore, the function is represented as: y = 9000 + 1500 h
The complete question is:
A 21,000-gallon swimming pool contains 9000 gallons of water when a hose is placed in the pool and begins adding water at a rate of 1500 gallons per hour. Use the Segment tool to plot a graph representing the volume of water in the pool over time from when the hose is placed in the pool until the pool is full.
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Which is a central idea of the Railroad that changed america?
simplify: 5w(1-8h)+12hw+5w+3-w
Answer:
−28hw+9w+3
Step-by-step explanation:
5w(1-8h) = 5w-40wh
+12wh = -28hw
-28hw+5w+5w = -28hw+10w
-w = -28hw+9w
+3 = -28hw+9w+3
Write the transformation function for the following tranformation. Black is pre image
T<_____>(x,y)
Answer:
See the attached worksheet
Step-by-step explanation:
The function is transformed by subtracting 3 from both the x and y values. I'm uncertain how this is expressed in a functional form.
Which expression is equivalent to 25x â€" 45y?
A. 25(5x â€" 20y)
B. 5(5x - 9y)
C. 70(x â€" y)
D. 10(15x â€" 35y)
Answer:
D
Step-by-step explanation:
Somehting bknbye3uehnfhnjun Español uno, como sulfhídrica
Need help (Just started circles) please explain how to solve every thing.
Round these numbers to the nearest tenth.
1) 3.57
2) 0.61
4) 0.55 →
5) 13.36 →
7) 0.218
8) 7.91
10) 19.6
11) 2.85
13) 5.23
14) 15.72 →
16) 0.672 →
17) 2.631 →
19) 9.803 →
20) 0.443 →
22) 16.38 →
23) 8.337 →
个
-
→
3) 2.78
6) 12.08
9) 41.26
12) 8.02
15) 13.05
→
18) 8.853 →
21) 3.749 →
24) 0.166 →
-
Answer:
3.6
0.6
0.6 →
13.4 →
0.2
7.9
19.6
2.9
5.2
15.7 →
0.7 →
2.6 →
9.8 →
0.4 →
16.4 →
8.3 →
2.8
12.1
41.3
8.0
13.1
8.9 →
3.7 →
0.2 →
which equation represents the money Kelly earns in the relationship to the hours she worked let m represent the money she earns and let h represent the number of hours she worked
22. Mr. Davis bought some boxes of tea bags that were on sale. If each box holds 12 tea bags, which could be the total number of tea bags that he bought?: * OA) 34 OB) 42 OC) 52 OD) 60
60. Mr. Davis could have bought a total of 60 tea bags on sale if each box holds 12 tea bags. Option D
To determine the possible total number of tea bags that Mr. Davis bought, we need to find a number that is divisible by 12. Among the given options, we can check which ones meet this criterion.
OA) 34: 34 is not divisible by 12 since 34 ÷ 12 = 2 remainder 10.
OB) 42: 42 is not divisible by 12 since 42 ÷ 12 = 3 remainder 6.
OC) 52: 52 is not divisible by 12 since 52 ÷ 12 = 4 remainder 4.
OD) 60: 60 is divisible by 12 since 60 ÷ 12 = 5 with no remainder.
From the given options, the only number that is divisible by 12 is 60. Therefore, the correct answer is OD) 60. Mr. Davis could have bought a total of 60 tea bags if each box holds 12 tea bags.
It's important to note that this solution assumes that Mr. Davis bought a whole number of boxes. If he bought a fraction of a box, the total number of tea bags could be a non-integer value. However, based on the given information, we assume that Mr. Davis bought whole boxes of tea bags.
Option D is correct.
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Suppose each license plate in a certain state has three digits followed by three letters. The digits 4 and 5 are not used. So, there are 26 letters and 8 digits that are used. Assume that the letters and digits can be repeated. How many license plates can be generated using this format?
The required, there are 8998912 possible license plates that can be generated using this format.
Here, we have,
There are 8 digits that can be used for each of the three digits on the license plate, with two digits (4 and 5) that cannot be used.
Therefore, there are 8 choices for each of the three digits,
giving us 8 x 8 x 8 = 512 possible combinations for the digits.
Similarly, there are 26 letters that can be used for each of the three letters on the license plate.
Therefore, there are 26 choices for each of the three letters, giving us 26 x 26 x 26 = 17576 possible combinations for the letters.
Total number of license plates = number of choices for the digits x number of choices for the letters
= 512 x 17576
= 8998912
Therefore, there are 8998912 possible license plates that can be generated using this format.
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Emergence of Salmonella enterica serovar 4,[5],12:i:- as the primary serovar identified from swine clinical samples and development of a multiplex real-time PCR for improved Salmonella serovar-level identification.
Salmonella enterica serovar 4,[5],12:i:- has emerged as the most commonly recognized serovar from swine clinical samples. This is often found in pig farming environments and human salmonellosis cases.
The emergence of Salmonella enterica serovar 4,[5],12:i:- as the primary serovar identified from swine clinical samples has a great impact on swine industry.
This is because the outbreak of salmonellosis and other related diseases among swine can negatively impact the marketability of pork products.
Salmonella enterica serovar 4,[5],12:i:- is often linked to swine-associated infections and has been reported to cause a number of different types of illness in humans, including diarrhea and food poisoning.The development of a multiplex real-time PCR for improved Salmonella serovar-level identification has enabled an improvement in the detection of Salmonella.
Multiplex real-time PCR has become a critical tool in the detection of many types of infectious diseases. It allows researchers to accurately identify the specific serovar that is responsible for an outbreak of salmonellosis.
In summary, the emergence of Salmonella enterica serovar 4,[5],12:i:- has led to the development of a multiplex real-time PCR that has greatly improved Salmonella serovar-level identification.
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Please help me with this problem, I’ll mark you as Brainly!
-3 (1/4x - 2) = 18
Find the value of X
Answer:
Please open the attachment below to find the work and solution to the problem.
Sarah dilutes grape juice for her two-year-old sister. She uses 1/4 cup of grape juice for every 2/3 cup of water.
How much grape juice does Sarah use for each cup of water?
answer choices
1/6 cup
3/4 cup
3/8 cup
1 1/2 cup
Sarah use for each cup of water is 3/8
Now, According to the question:
What is a fraction in math?
A fraction is a part of a whole. In arithmetic, the number is expressed as a quotient, in which the numerator is divided by the denominator. In a simple fraction, both are integers. A complex fraction has a fraction in the numerator or denominator. In a proper fraction, the numerator is less than the denominator.
She uses 1/4 cup of grape juice for every 2/3 cup of water.
Let Sarah use for each cup of water be x.
To construct table of grape juice and cup of water.
Grape juice Cup of water
1/4 2/3
x 1
Now, Solving the fractions
\(\frac{1}{4}/x\) = \(\frac{2}{3}/1\)
8x = 3
x = 3/8 cup
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Choose the best description for the real number 4 point 6 repeating . (4 points)
Question 2 options:
1)
Irrational, because it is a terminating decimal
2)
Irrational, because it is a repeating decimal
3)
Rational, because it is a terminating decimal
4)
Rational, because it is a repeating decimal
Answer:
4
Step-by-step explanation:
Irrational number are real numbers that do not end and cannot be written as a fraction.
4.66666...
can also be written as 4 2/3 therefore it is rational because it can be written as a fraction.
It is not a terminating decimal because it doesn't end(repeating).
what is the standard deduction for 2016 for over 65
Answer:
just an explanation so all in steps
Step-by-step explanation:
The standard deduction amount for taxpayers over 65 years old in 2016 varied depending on their filing status. Here are the standard deduction amounts for 2016:
For Single filers (and Married Filing Separately):
Under 65 years old: $6,300
Over 65 years old: $7,850
For Married Filing Jointly:
Both spouses under 65 years old: $12,600
One spouse over 65 years old: $13,850
Both spouses over 65 years old: $15,100
For Head of Household:
Under 65 years old: $9,300
Over 65 years old: $10,850
These figures are for the standard deduction only and do not include any additional deductions or credits that may apply. It's important to note that tax laws may change, so it's always recommended to consult the official IRS resources or a tax professional for the most up-to-date and accurate information.
The manager of an art supply store decides to hold a Buy 2, Get 1 Free sale on tubes of watercolor paints. The sale is held for one week and a total of 280 tubes of paint were sold (not including the ones given away for free). If each tube of watercolor paint cost the store $7.25, how much money did the store lose by giving away the free tubes of paint?
Answer:
$1015
Step-by-step explanation:
280 divided by 2 140 times $7.25 is $1015
The amount of money that the store lose by giving away the free tubes of paint is $1015.
Since the manager held Buy 2, Get 1 Free sale on tubes of watercolor paints, then when 280 tubes of paints are sold, 1/2 × 280 = 140 tubes of paints will be given out for free.
Therefore, the amount lost will be calculated by multiplying the number of paints given out by the price. This will be:
= 140 × $7.25
= $1015
Therefore, the amount of money that the store lose by giving away the free tubes of paint is $1015.
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Please help me with this question!!!!!
h = 11.9 cm
cos = adjacent/ hypotenuse
therefore:
cos(24) = h/ 13
rearrange:
h = 13cos(24)
put into calculator:
h = 11.8760...
rounded to one decimal point:
h = 11.9cm
What is the answer to 3x^2 +30x+75
note that in actual scientific practice, we only select one single sample and therefore we can only see the one corresponding interval, out of the potential thousands that are displayed using the applet. based on what you've learned from the simulation (the applet), give the best interpretation of a single 95% confidence interval as follows: we are [ select ] confident that our interval is one that [ select ] contain [ select ] .
In scientific practice, we often use statistical inference to make conclusions about a population based on a sample. The use of confidence intervals is one method of making these inferences. A single 95% confidence interval can be interpreted as follows: we are 95% confident that our interval is one that contains the true population parameter.
This means that if we were to repeat the study many times, we would expect the true population parameter to be within our interval 95% of the time.
It is important to note that this interpretation assumes that the sample was selected randomly and that the assumptions for the statistical test used to construct the interval were met. Additionally, it is important to recognize that the interval is not a guarantee of the true population parameter being within it, but rather a range of values that is likely to contain the true parameter.
Overall, a single 95% confidence interval is a useful tool for making inferences about a population based on a sample, and it provides a range of values that we can be reasonably confident contains the true parameter.
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