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Testing of Hypothesis

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A researcher has observed independent samples of females and males, recording how long each person took to complete his or her shopping at a local mall. The respective times, in minutes, are listed in file xr11072. Using the 0.025 level of significance in a one-tail test, would females appear to exhibit more variability than males in the length of time shopping in this mall?

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The solution describes a one-tailed testing of hypothesis problem regarding equality of variance using F test.

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