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3. The dot plots show the salaries for the
employees at two small companies
before a new company head is hired
at each company. Select all the
statements that are true.
40
50
60
A.
The mean and median salaries for
Company 2 are the same.
70 80
90 100 110 120 130
Salaries at Company 1 (thousands of [tex][tex]$)
B.
The standard deviation for
Company 2 is greater than the
standard deviation for Company 1.
C. The median salaries for the two
companies are about the same.
D. The median salary for Company 1
will remain unchanged after a company
head is hired with a salary of $[/tex][/tex]500,000.
40
50 60 70 80 90 100 110 120
Salaries at Company 2 (thousands of [tex][tex]$)
E. A new company head with a salary of $[/tex][/tex]500,000 will affect
the mean salary more than the median salary for Company 2.
130
