Consider a Set of 50 Measurements with Mean 50

question 89

Short Answer

Consider a set of 50 measurements with mean 50.2 and standard deviation 18.7 and with the following observed frequencies.
It is desired to test whether these measurements came from a normal population. Calculate the expected frequency for the interval 0 − 39.99.

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Definitions:

Mary Whiton Calkins

An influential American psychologist and philosopher, remembered as the first woman to serve as president of the American Psychological Association.

Margaret Floy Washburn

Margaret Floy Washburn was an eminent psychologist who was the first woman to earn a Ph.D. in psychology and is known for her work in animal behavior and motor theory development.

Functionalism

is a theory in psychology that considers mental life and behaviour in terms of active adaptation to the person's environment.

William James

An American philosopher and psychologist, often referred to as the "Father of American psychology," recognized for his contributions to pragmatism and functionalism.