30
130
40 50 60 70 80 90 100 110 120
salaries at company 1 in thousands of dollars
30
130
40 50 60 70 80 90 100 110 120
salaries at company 2 in thousands of dollars
Select all the statements that must be true.
US
А
The mean and median values of salaries shown in the dot plot for company 2 are the same.
B
The standard deviation of salaries shown in the dot plot for company 2 is greater than the standard deviation of salaries at company 1.
С
The median values of salaries shown in the dot plots for the two companies are about the same.
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