Consider the following sample

Consider the following sample data which are the amounts spent by customers in 12 random stores in Wellington Mall on January​ 28, 2021
 
           ​ 75, 55,​ 20, 65,​ 10, 85,​ 88, 103,​ 92, 77,​ 89, 105
 
What is the lower boundary of the fifth histogram from the​ left, the upper boundary of the fifth histogram from the​ left, and the number of data amounts that belong to the class represented by the fifth histogram from the​ left?

 

A.

lower boundary​ = 95; upper boundary​ = 105; number of data values​ = 2
 

B.

lower boundary​ = 55; upper boundary​ = 75; number of data values​ = 3
 

C.

lower boundary​ = 80; upper boundary​ = 100; number of data values​ = 4
 

D.

lower boundary​ = 40; upper boundary​ = 60; number of data values​ = 1
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Consider the following sample

 

Consider the following sample data.

Sample A: 11, 22, 33
Sample B: 81, 92, 103
Sample C: 1,100; 1,111; 1,122

 

(a) Find the mean and standard deviation for each sample.
 

  Sample A: Sample B: Sample C:
Mean
 
 
 
Sample Standard Deviation
 
 
 
 

 
(b) What does this exercise show about the standard deviation?
 

multiple choice

  • The idea is to illustrate that the standard deviation is not a function of the value of the mean.
  • The idea is to illustrate that the standard deviation is a function of the value of the mean.

Consider the following sample

Consider the following sample data

Sample A: 7,14,21

Sample B: 77,84,91

Sample C: 1,080:1,087: 1094

(a) Find the mean and standard deviation for each sample

                       Sample A               Sample B               Sample C 

Mean                      ?                            ?                              ?

Sample standard Deviation  

                               ?                              ?                              ?

 

(b)  What does this exercise show about the standard deviation?

     A. The idea is to illustrate that the standard deviation is not a functjion of the value of the mean.

B. The idea is to illustrate that the standared deviation is a function of the value of the mean. 

Consider the following sample

Consider the following sample data:

Sample A: 5, 8, 11

Sample B: 64, 67, 70

Sample C: 1015, 1018, 1021

1. Find the mean and standard deviation for each sample

Mean- Sample A:     Sample B:      Sample C:

Sample Standard Deviation- Sample A:      Sample B:    Sample C:

2. What does this exercise show about the standard deviation?

a.)the idea is to illustrate that the standard deviation is not a function of the value of the mean   OR   b.)the idea is to illustrate that the standard deviation is a function of the value of the mean

Consider the following sample

Consider the following sample data.
 

   
Sample A: 10, 20, 30
Sample B: 80, 90, 100
Sample C: 1,095; 1,105; 1,115
 

 
(a) Find the mean and standard deviation for each sample.
 

  Sample A: Sample B: Sample C:
Mean      
Sample Standard Deviation      
 

 
(b) What does this exercise show about the standard deviation?
 

  • The idea is to illustrate that the standard deviation is not a function of the value of the mean.
  • The idea is to illustrate that the standard deviation is a function of the value of the mean.

 

Consider the following sample

Consider the following sample data.
 

   
Sample A: 10, 20, 30
Sample B: 80, 90, 100
Sample C: 1,095; 1,105; 1,115
 

 
(a) Find the mean and standard deviation for each sample.
 

  Sample A: Sample B: Sample C:
Mean      
Sample Standard Deviation      
 

 
(b) What does this exercise show about the standard deviation?
 

multiple choice

  • The idea is to illustrate that the standard deviation is not a function of the value of the mean.
  • The idea is to illustrate that the standard deviation is a function of the value of the mean.

Consider the following sample

Consider the following sample data.
 

   
Sample A: 7, 14, 21
Sample B: 77, 84, 91
Sample C: 1,080; 1,087; 1,094
 

 
(a) Find the mean and standard deviation for each sample.
 

  Sample A: Sample B: Sample C:
Mean      
Sample Standard Deviation      
 

 
(b) What does this exercise show about the standard deviation?
 
multiple choice

  • The idea is to illustrate that the standard deviation is not a function of the value of the mean.
  • The idea is to illustrate that the standard deviation is a function of the value of the mean.

 

Consider the following sample

Consider the following sample data.
 

   
Sample A: 5, 11, 17
Sample B: 76, 82, 88
Sample C: 1,075; 1,081; 1,087
 

 
(a) Find the mean and standard deviation for each sample.
 

  Sample A: Sample B: Sample C:
Mean      
Sample Standard Deviation      
 

 
(b) What does this exercise show about the standard deviation?
 
multiple choice

  • The idea is to illustrate that the standard deviation is not a function of the value of the mean.
  • The idea is to illustrate that the standard deviation is a function of the value of the mean.

 

 
 
 
 
 
 
 
 
 

Consider the following sample

Item11
 
 
 
View previous attempt

Item 11

Consider the following sample data.
 

Sample A: 9, 15, 21
Sample B: 67, 73, 79
Sample C: 1,030; 1,036; 1,042

 
(a) Find the mean and standard deviation for each sample.
 

 

 

(b) What does this exercise show about the standard deviation?
 
multiple choice

  • The idea is to illustrate that the standard deviation is not a function of the value of the mean.
  • The idea is to illustrate that the standard deviation is a function of the value of the mean.
 
 
 
 

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