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7 Suppose that independent random samples each consisting of 16 cases were drawn at random
rom two normal populations. The first sample produced a sample standard deviation S 38.2 and
the second sample a standard deviation S 89.2. The null h
alternative was "not Ho." Test the null hypothesis.
ypothesis was H: σ
σ and the
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7 Suppose that independent random samples each consisting of 16 cases were drawn at random rom two normal populations. The first sample produced a sample standard deviation S 38.2 and the second sample a standard deviation S 89.2. The null h alternative was "not Ho." Test the null hypothesis. ypothesis was H: σ σ and the

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