Using mean and variance in a table

May 23rd, 2015
Anonymous
Category:
Accounting
Price: $5 USD

Question description

A medical association randomly selected 10 trauma surgeons and 10 medical researchers and asked them how flexible their schedule is on a 1 (not at all flexible) to 9 (very flexible) scale. The data are summarized below:


Mean
Variance
Trauma Surgeons
2
1
Medical Researchers
7
3

Select the statement that accurately reflects these results:

A: All medical professionals have similar levels of flexibility in their schedules.

B: Trauma surgeons have more flexibility than medical researchers.

C: Medical researchers agree more with each other about their level of flexibility than trauma surgeons.

D: Trauma surgeons agree more with each other about their level of flexibility than medical researchers.

E: none of the above


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