The 26 employees at a certain small business tracked their weekly time spent working, in hours, in November and December of a certain year. The dot plots below display the results. 35 36 37 38 39 40 41 42 43 Average weekly time worked in November 32 33 34 35 36 37 38 39 40 Average weekly time worked in December Let s, and r, be the standard deviation and range, respectively, of the data in November, and let sz and , be the standard deviation and range, respectively, of the data in December. Which of the following is true? A $1 = 32 and ri = r2 B) sır2 s1>52 and ri = r2

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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The 26 employees at a certain small business tracked their weekly time spent working, in hours, in November and December of a certain year. The dot plots below display the results.
35
36
37
38
39
40
41
42
43
Average weekly time worked in November
32
33
34
35
36
37
38
39
40
Average weekly time worked in December
Let s, and r, be the standard deviation and range, respectively, of the data in November, and let s, and r, be the standard deviation and range, respectively, of the data in December. Which of the following is true?
A
s1 = s2 and ri = r2
B
s1<s2 and ri<r2
s1#s2 and r1>r2
si>s2 and ri = r2
Transcribed Image Text:The 26 employees at a certain small business tracked their weekly time spent working, in hours, in November and December of a certain year. The dot plots below display the results. 35 36 37 38 39 40 41 42 43 Average weekly time worked in November 32 33 34 35 36 37 38 39 40 Average weekly time worked in December Let s, and r, be the standard deviation and range, respectively, of the data in November, and let s, and r, be the standard deviation and range, respectively, of the data in December. Which of the following is true? A s1 = s2 and ri = r2 B s1<s2 and ri<r2 s1#s2 and r1>r2 si>s2 and ri = r2
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