The fish population in a local stream is decreasing at a rate of 5% per year. The original population was 75,000 fish. What is t
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Answer:
The statistic for this case would be:
And replacing we got:
Step-by-step explanation:
For this case we have the following info:
represent the sample size
represent the number of employees that earn more than 50000
We want to test the following hypothesis:
Nul hyp.
Alternative hyp :
The statistic for this case would be:
And replacing we got:
And the p value would be given by: