Compare the standard deviations

Assignment Help Basic Statistics

Reference no: EM131787725

Happiness A survey on StatCrunch asked people to report their level of happiness from 1 (least happy) to 100 (most happy). The table shows a sample of 20 female and 20 male responses.

(Source: StatCrunch Responses to Happiness survey. Owner: Webster West)

a. Make two separate stemplots (or dotplots or histograms). (Don't forget to show empty stems if you are making a stemplot.) Are the distributions skewed? If so, which way?

b. Compare the means.

c. Compare the standard deviations.

Reference no: EM131787725

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