Shelley spends 12 hours helping with school events. Peter spends 6 times as many hours helping as shelley. which equation and so
2 answers:
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Answer: 0.0108
Step-by-step explanation:
Given :
Since the alternative hypotheses is right-tailed, so the test is a right-tailed test.
Sample size : n=30
The degree of freedom for t-distribution=
The by using the normal t-distribution table , we have
The P-value corresponds to t-statistic vale 2.43 and degree of freedom 29 , is 0.01075997 i.e. approximately 0.0108