Question: A researcher is interested in differences in cognitive function between older and younger women. She administers a 10 point cognitive test to two samples of

A researcher is interested in differences in cognitive function between older and younger women. She administers a 10 point cognitive test to two samples of women (younger and older). The following are the scores:

Younger Women: X= 8, 6 6, 7, 8, 7, 8, 8

Older Women: X= 7, 5, 8, 5, 7, 6, 8, 5

Compute the range, variance, and standard deviation for each group
Answer which group had more consistent (less variables) scores.
Rules:
USE TABLES TO COMPUTE the values
show work and formulas

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