Extreme values can affect volatility levels represented by the standard deviation statistic in several ways, including an increase in the standard deviation value. The proportion of data points within each standard deviation can be affected.
Standard deviation is a measure of variability in data. It quantifies how much the data varies from the mean value.
A larger standard deviation indicates that the data is more spread out, while a smaller standard deviation indicates that the data is more tightly clustered around the mean value.
Extreme values in a data set may cause the standard deviation to increase or decrease depending on whether the extreme values are higher or lower than the mean value.
An extreme value that is much higher than the mean value can increase the standard deviation by pulling the overall data values further away from the mean value.
A very low value compared to the mean value may lower the standard deviation by reducing the variability in the data.
In the case of a normal distribution, approximately 68% of values are within one standard deviation of the mean, 95% are within two standard deviations of the mean, and 99.7% are within three standard deviations of the mean.
Therefore, when there are extreme values in the data, the proportion of data points within each standard deviation can be affected.
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EMPLOYEE BENEFITS
Online Content
What are some ways in which companies can attract and retain employees?
The ways in which companies can attract and retain employees are given below.
Who is HR in a private organization?The term human resources (HR) refers to the department responsible for managing employee-related resources.
It's an essential partner in an organization's success.
Given is that to answer some ways in which companies can attract and retain employees.
The ways in which companies can attract and retain employees are -
Demonstrate a Pleasant Work Culture.Offer Appealing Benefits and Perks.Reach Out to Employees That Will Benefit Your Company.Offer Current Employees Referral Bonuses.Therefore, the ways in which companies can attract and retain employees are given above.
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Please help me with this math problem. Only type answer please dont upload files
can someone please help me with this question
Answer:
A
Step-by-step explanation:
let y = f(x) and rearrange making x the subject
y = \(\frac{1}{2}\) x + 7 ( multiply through by 2 to clear the fraction )
2y = x + 14 ( subtract 14 from both sides )
2y - 14 = x , that is
x = 2y - 14
change y back into terms of x with x = \(f^{-1}\) (x) , then
\(f^{-1}\) (x) = 2x - 14
Answer:
\(\textsf{A.} \quad f^{-1}(x)=2x-14\)
Step-by-step explanation:
To find the inverse of a function, begin by replacing f(x) with y:
\(y=\dfrac{1}{2}x+7\)
Swap x and y:
\(x=\dfrac{1}{2}y+7\)
Rearrange the equation to isolate y:
\(x-7=\dfrac{1}{2}y+7-7\)
\(x-7=\dfrac{1}{2}y\)
\(2 \cdot (x-7)=2 \cdot \dfrac{1}{2}y\)
\(2x-14=y\)
\(y=2x-14\)
Replace y with f⁻¹(x):
\(f^{-1}(x)=2x-14\)
Therefore, the inverse of function f is:
\(\large\boxed{f^{-1}(x)=2x-14}\)
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Nick, Paul and krutika share £80 in a ratio 1:1:2 how much money does each person get
Answer:
£20
Step-by-step explanation:
First you add 1 ,1 ,2 which =4
Next you divide 80 by 4 which give you the answer 20.
A landscaping company charges $110 for 4 hours of lawn care. They charge the same amount of money for every hour.
Which table represents the relationship between hours of lawn care and the amount of money the company charges?
Responses
Hours of lawn care Amount charged (dollars)
8 $220
10 $275
12 $330
14 $385Hours of lawn care Amount charged (dollars) 8 $220 10 $275 12 $330 14 $385 ,
Hours of lawn care Amount charged (dollars)
2 $110
4 $165
6 $220
8 $275
Hours of lawn care Amount charged (dollars) 2 $110 4 $165 6 $220 8 $275
Hours of lawn care Amount charged (dollars)
4 $110
5 $115
6 $121
7 $128
Hours of lawn care Amount charged (dollars) 4 $110 5 $115 6 $121 7 $128
Hours of lawn care Amount charged (dollars)
3 $110
4 $110
5 $110
6 $110
Hours of lawn care Amount charged (dollars) 3 $110 4 $110 5 $110 6 $110
The table representing the relationship between hours of lawn care and the amount of money the company charges is:
8 $220
10 $275
12 $330
14 $385.
Define Equations.Equations are mathematical expressions with two algebraic expressions flanking the equals (=) symbol on either side. It demonstrates the equality of the relationship between the expressions printed on the left and right sides. LHS = RHS (left hand side equals right hand side) is the most widely accepted theorem.
Let x be the charge of lawn care for 1 hour.
Given, charge for 4 hours of lawn care =$110
So, x= Amount charged/ Hours of lawn care
x=110/4
x=27.5
Now, the company charges $27.5 for 1 hour of lawn care.
So now we can find the amount charged by the company for
"y" no. of hours by using the equation. x × y = z
Here x, y and z are variables, where x is the charge of lawn care for 1 hour. y is the number of hours of lawn care and z is the total amount
charged by the company.
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Plz help me!
If you help you get a brainliest!
Answer:
C) x=11
Step-by-step explanation:
If iḿ 14 and my brother is 6 how old will my brother be when iḿ 21?
Answer:
The brother would be 13
Step-by-step explanation:
14 - 6= 8
There's an 8-year difference
21 - 8= 13
Segment mn has one endpoint located at m (2, -7) and its midpoint is located at k (6, -2). what are the coordinates of point n? show all work
The coordinates of one endpoint, n of a line sigment, mn and mid point k are equal to the (10,3).
A midpoint of a segment is defined as a point on that line segment that divides the segment into two congruent segments. The midpoint is the point on the segment halfway between two endpoints. For considering a sigment with end points (x₁,y₁ ) and (x₂,y₂) then mid point coordinates, (x,y)
= ((x₁ +x₂)/2, (y₁+y₂)/2)
We have a segment mn with end point, m= ( 2,-7) and it's mid point, k, coordinates (6,-2). We have to determine the coordinates of end point n. let (p,q) be coordinates of end point n. Using the Mid-point formula, (6,-2) = ( (2 + x)/2 , (-7 + y)/2 )
=> 6 = (2 + p)/2 and - 2 = ( -7 + q)/2
=> 12 = 2 + p and -4 = -7 + q
=> p = 10 and q = 3
So, required corrdinates are (10,3) .
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Question 121 pts
Daniel had $30 to spend at the fair. If the admission to the fair is $8 and the rides cost $1.25 each, what is the greatest number of rides Daniel can go on?
Answer:
17 rides
Step-by-step explanation:
30-8=22
22 divided by 1.25=17.6 and then you cant go on without 1.25 so 17
Find an equation in standard form of the
parabola that passes through (-1, 17),
(1,17), (2,8)
Answer:
y = -3x² + 20
Step-by-step explanation:
y=ax² + bx + c
pass (-1,17): 17 = a*(-1)² + b*(-1) +c = a-b+c ...(1)
pass (1,17): 17 = a*(1)² + b*(1) +c = a+b+c ...(2)
pass (2,8): 8 = a*(2)² + b*(2) +c = 4a+2b+c ...(3)
(2)-(1): 2b = 0 b=0
(3)-(2): 8-17 = 3a + b = 3a
==> -9 = 3a a=-3
c = 17-a-b = 17 +3 - 0 = 20
equation: y = -3x² + 20
Watch one is the right one
Answer:
I would say A and E would be it.
Step-by-step explanation:
if you deposit 4500 at 5% annual interest compounded annually how much money will be in the account after 30 months
Answer:
A = $ 50,978.44
Step-by-step explanation:
First, convert R percent to r a decimal
r = R/100
r = 5%/100
r = 0.05 per year,
Then, solve our equation for A
A = P(1 + r/n)nt
A = 45,000.00(1 + 0.004166667/12)(12)(2.5)
A = $ 50,978.44
Take the first 4 digits of your student number as the first number and the last 3 digits as the second number. Write the matlab code to find the greatest common divisor of these numbers using the Euclidean algorithm.
The required Matlab code to find the greatest common divisor of a number using the Euclidean algorithm is shown.
To find the greatest common divisor (GCD) of two numbers using the Euclidean algorithm in MATLAB, you can use the following code:
% Replace '12345678' with your actual student number
studentNumber = '12345678';
% Extract the first 4 digits as the first number
firstNumber = str2double(studentNumber(1:4));
% Extract the last 3 digits as the second number
secondNumber = str2double(studentNumber(end-2:end));
% Find the GCD using the Euclidean algorithm
gcdValue = gcd(firstNumber, secondNumber);
% Display the result
disp(['The GCD of ' num2str(firstNumber) ' and ' num2str(secondNumber) ' is ' num2str(gcdValue) '.']);
Make sure to replace '12345678' with your actual student number. The code extracts the first 4 digits as the first number and the last 3 digits as the second number using string indexing. Then, the gcd function in MATLAB is used to calculate the GCD of the two numbers. Finally, the result is displayed using the disp function.
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Can someone help me with this question?
Answer:
Step-by-step explanation:
A rectangular has opposites sides of the same length
so, 10 = 2y+4
10-4=2y
6=2y
y=6/2
y =3
Is this true or false? Ill give brainliest
i think true because 0,4 on there is correct and so is 2,0
As the x-axis increases, the y-values decrease
Answer:
increase
Step-by-step explanation:
as X increases in value, Y increases in value also; or as X decreases in value, Y decreases also.
help meeeeeeeeeeeeeeeeeeee pleaseeeeeeeeeeeeeeeeeeeee!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!help meeeeeeeeeeeeeeeeeeee pleaseeeeeeeeeeeeeeeeeeeee!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Answer:
$8551.56
Step-by-step explanation:
In the equation
\(A=P(1+\frac{r}{n})^(nt)\),
P is the principal (in this case, the amount loaned to Erica), r is the interest rate, n is the number of times compounded per year (12 in the problem since there are 12 months in a year), and t is the time in years.
By plugging in our principal, rate (converted to a decimal), compounding periods and time, we have:
\(A=5300(1+\frac{0.08}{12})^(12*6)\\ A=5300(\frac{151}{150})^(72)\\ A=8551.561=8551.56\)
what is the uncertainty distribution for the number of spots on the up side when the die is thrown? write down all of the possible outcomes and their probabilities.
the uncertainty distribution for the number of spots on the up side when the die is thrown is 1/6 for each possible outcome.
Possible Outcomes:
1 Spot - Probability: 1/6
2 Spots - Probability: 1/6
3 Spots - Probability: 1/6
4 Spots - Probability: 1/6
5 Spots - Probability: 1/6
6 Spots - Probability: 1/6
When a die is thrown, it has 6 possible outcomes, each with an equal probability of 1/6. This means that there is a 1/6 chance of rolling any number from 1 to 6. Therefore, the uncertainty distribution for the number of spots on the up side when the die is thrown is 1/6 for each possible outcome.
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Subject: geometry btopic: Chords and arcs a. 7.1 inb. 7.8 inc. 6.7 ind. 8.3 in
Chords and arcs
YM is the chord of the circle and it has a length of 12 in
The perpendicular VL bisects the chord in V.
To prove the above statement, please note that triangles VYL and VLM are similar because they have one side in common and the second side of the same length (the radius of the circle).
Let's work with any of those triangles, for example, VLY. It's a right triangle in V. The hypotenuse of the triangle is the radius, one leg is the given distance of 5 in and the other leg is half the length of the chord (6 in).
Thus, applying Pythagora's Theorem:
\(r^2=5^2+6^2=25+36=61\)Thus, the radius is
\(r=\sqrt{61}\)r=7.8 in
Option b.
What is 2/3 of 7/8?
What is 2/3 of 7/8?
Answer:
0.58
Step-by-step explanation:
Find the amount necessary to fund the given withdrawals. 12 Semiannual withdrawals of $950 for 4 years; interest tate is 6.6% compounded semiannually
In this case, the periodic payment (PMT) is $950, the interest rate (r) is 0.066 (6.6% divided by 100), and the total number of periods (n) is 48.
To find the amount necessary to fund the given withdrawals, we can use the formula for the future value of an ordinary annuity. First, we need to convert the interest rate to a decimal form by dividing it by 100:
6.6% / 100 = 0.066.
Since there are 12 semiannual withdrawals over 4 years, the total number of periods is 12 * 4 = 48.
The formula to find the future value of an ordinary annuity is:
\(FV = PMT * [(1 + r)^n - 1] / r\)
where FV is the future value, PMT is the periodic payment, r is the interest rate per period, and n is the total number of periods.
Plugging in the values into the formula:
\(FV = 950 * [(1 + 0.066)^48 - 1] / 0.066\)
Calculating this expression will give us the amount necessary to fund the given withdrawals.
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Which of the following encryption methods combines a random value with the plain text to produce the cipher text?
One-time pad
Steganography
Transposition
Elliptic Curve
The encryption method that combines a random value with the plain text to produce the cipher text is: One-time pad.
The one-time pad encryption technique is a form of symmetric encryption where a random key, known as the one-time pad, is combined with the plain text using a bitwise XOR operation. The one-time pad should be at least as long as the plain text and should never be reused.
In this method, each character of the plain text is combined with a corresponding character from the one-time pad, resulting in the cipher text. The one-time pad acts as a random key stream, making the encryption extremely secure if implemented correctly.
Steganography is a different technique that involves hiding information within other seemingly innocuous data, such as images or audio files, without necessarily encrypting it.
Transposition is a method of encryption where the characters of the plain text are rearranged or shuffled without changing the actual characters themselves.
Elliptic Curve is not an encryption method but rather a mathematical framework used in public-key cryptography systems, such as Elliptic Curve Cryptography (ECC), which provide secure communication channels but do not involve combining random values with the plain text to produce the cipher text.
Therefore, the correct answer is: One-time pad.
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Shea made 11 of her first 17 free-throw attempts. What is the minimum number of her next 20 free-throw attempts that she must make for her overall success rate to be at least $80\%$? Express your answer to the nearest whole number.
Answer:
19 throws.
Step-by-step explanation:
For her success rate to be 80% in 37 throws she must make 0.8 * 37
= 29.6 throw - that is 30 to nearest throw.
So for the next 20 throws she must make 30 - 11 = 19 throws.
Consider the following vector field.
F(x, y, z) =
9ex sin(y), 2ey sin(z), 8ez
sin(x)
(a)
Find the curl of the vector field.
curl(F) =
(b)
Find the divergence of the vector field.
div(F) =
The curl of the vector field
curl(F) = -2ey cos(z)i + 8ez cos(x)j - 9ex cos(y)k
The divergence of the vector field
div(F) = 9e^x sin(y) + 2e^y sin(z) + 8e^z
To find the curl of the vector field F(x, y, z) = 9ex sin(y), 2ey sin(z), 8ez sin(x), we need to compute the determinant of the curl matrix.
(a) Curl of F:
The curl of a vector field F = P(x, y, z)i + Q(x, y, z)j + R(x, y, z)k is given by the following formula:
curl(F) = (∂R/∂y - ∂Q/∂z)i + (∂P/∂z - ∂R/∂x)j + (∂Q/∂x - ∂P/∂y)k
In this case, we have:
P(x, y, z) = 9ex sin(y)
Q(x, y, z) = 2ey sin(z)
R(x, y, z) = 8ez sin(x)
Taking the partial derivatives, we get:
∂P/∂y = 9ex cos(y)
∂Q/∂z = 2ey cos(z)
∂R/∂x = 8ez cos(x)
∂R/∂y = 0 (no y-dependence in R)
∂Q/∂x = 0 (no x-dependence in Q)
∂P/∂z = 0 (no z-dependence in P)
Substituting these values into the curl formula, we have:
curl(F) = (0 - 2ey cos(z))i + (8ez cos(x) - 0)j + (0 - 9ex cos(y))k
= -2ey cos(z)i + 8ez cos(x)j - 9ex cos(y)k
Therefore, the curl of the vector field F is given by:
curl(F) = -2ey cos(z)i + 8ez cos(x)j - 9ex cos(y)k
(b) Divergence of F:
The divergence of a vector field F = P(x, y, z)i + Q(x, y, z)j + R(x, y, z)k is given by the following formula:
div(F) = ∂P/∂x + ∂Q/∂y + ∂R/∂z
In this case, we have:
∂P/∂x = 9e^x sin(y)
∂Q/∂y = 2e^y sin(z)
∂R/∂z = 8e^z
Substituting these values into the divergence formula, we have:
div(F) = 9e^x sin(y) + 2e^y sin(z) + 8e^z
Therefore, the divergence of the vector field F is given by:
div(F) = 9e^x sin(y) + 2e^y sin(z) + 8e^z
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Evaluate ÷x+2 for x=49
12
2
9
15
Answer:12
Step-by-step explanation:but you cant divide by nothing
Three scoops of whey powder contain 45 grams of protein. How many scoops of whey powder contain 135 grams of protein?
Answer:
9 scoops
Step-by-step explanation:
3 scoops = 45g
3/45 scoops = 1g
3/45*135 scoops = 135g = 9 scoops
Which expression is equivalent to (3^5 x^2)^4 use step by step
Answer:
look at the screenshot
Step-by-step explanation:
When 1,2504 is written in its simplest radical form, which value remains under the radical?
O 10
O 6
O 5
02
The value that remains under the radical is 2
How to determine the value under the radical?The correct expression in the question is:
1250^4
This can be rewritten as:
\(\sqrt[4]{1250}\)
Express 1250 as product
\(\sqrt[4]{(2 * 5^4)}\)
Expand the expression
\(\sqrt[4]{2} * \sqrt[4]{5^4}\)
Simplify
\(\sqrt[4]{2} * 5\)
Evaluate the product
\(5\sqrt[4]{2}\)
Hence, the value that remains under the radical is 2
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help im in 6th grade
Answer:
15
Step-by-step explanation:
Which expression is equal to 4^5 x 4^-7 divided by 4^-2
A: 4^5 divided by 4^-9
B: 4^0
C: 4^-4
D: (4^5)(4^-2)/4^-7