David Desreumaux, VP of Human Resources of American First Banks $\alpha$

question 71

Multiple Choice

David Desreumaux, VP of Human Resources of American First Banks (AFB) , is reviewing the employee training programs of AFB banks.Based on a recent census of personnel, David knows that the variance of teller training time in the southeast region is 8, and he wonders if the variance in the southwest region is the same number.His staff randomly selected personnel files for 15 tellers in the southwest region, and determined that their mean training time was 25 hours and that the standard deviation was 4 hours.Assume that teller training time is normally distributed.Using $\alpha$ = 0.10, the observed value of chi-square is ________.

• A)28.00
• B)30.00
• C)56.00
• D)60.00
• E)65.00

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Definitions:

Lateral Epicondyle

A bony prominence on the outside of the elbow where some of the forearm muscles attach.

Linea Aspera

A prominent ridge on the posterior surface of the femur for muscle attachment.

Convex Smooth

Describes a surface that curves outward and is without irregularities, often related to lens shapes or geometric figures.

Articular Surface

The region of a bone that comes into contact with another bone to form a joint, allowing for various ranges of movement.