The printing time of a weekly magazine was studied using two different machines, and
. Eight different magazines were randomly assigned to each of the two printing machines, and produced standard deviations
= 2.08, and
= 1.66 for machines
and
, respectively. Assume the required assumptions are met and use
= 0.05 to determine if the variances for the two machines are different.
Test Statistic = ______________
Reject Region: Reject H0 if F > ______________
Conclusion: ______________
There is ______________ to indicate a difference in the population variances.
Correct Answer:
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