Use the Following to Answer Questions

question 6

Short Answer

Use the following to answer questions :
The mean G.P.A (grade point average)of all male students at a college is 2.75 and the mean G.P.A of all female students at the same college is 2.98.The standard deviations of the G.P.As are 0.36 for the males and 0.30 for the females.Suppose we take one sample of 48 male students and another sample of 41 female students from this college.Assume the populations are normally distributed.
-What is the standard deviation of the sampling distribution of the difference between the mean G.P.As for males and females,rounded to four decimal places?

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Definitions:

Psychological Wellness

It refers to the state of well-being wherein an individual realizes their own abilities, can cope with the normal stresses of life, can work productively, and is able to contribute to their community.

Dermal Layer

The thick layer of skin located beneath the epidermis, containing nerves, hair follicles, and blood vessels.

Sensory Receptors

Specialized cells or nerve endings that respond to changes in the environment by generating electrical signals.

Keratin

A tough, fibrous protein found in hair, nails, and the outer layer of the skin.