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The Times (In Minutes) Required by a Sample of 15

question 32

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The times (in minutes) required by a sample of 15 students to complete a class assigment are given below:
45,42,56,54,40,37,39,45,49,43,45,50,49,55,48
Using Excel functions and calculate the mean,median,mode,range,sample variance,and sample standard deviation.


Definitions:

Universality

The ability to be applied or relevant in all cases, or the notion that certain concepts hold true across all cultures and situations.

Schizophrenia

A psychological condition marked by unusual conduct, peculiar speech, and a diminished capacity to grasp reality.

Waxy Flexibility

A state wherein a person’s limbs and posture can be “moulded” into different positions as if the person were made of wax. Occasionally seen in schizophrenia.

Catatonic Posturing

A symptom of certain mental conditions where a person maintains unusual, fixed body positions for a long time.

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