Consider the following competing hypotheses and accompanying sample data drawn independently from normally distributed populations. PG-69 a.
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Consider the following competing hypotheses and accompanying sample data drawn independently from normally distributed populations. PG-69
a. Implement the test at the 5% level under the assumption that the population variances are unknown but equal.
b. Implement the test at the 5% level under the assumption that the population variances are unknown and are not equal.
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