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The historical average temperature in Boston in July is 82' F A meteorologist wants to know if the average temperature is higher now. They collect a sample of 10 July temperature averages and found an average
temperature of 84°F with a standard deviation of 5. At the 1% significance level, is the average temperature in July higher now? Assume all CLT conditions hold The hypotheses, test statistic, and p-value are
below. Choose the correct conclusion
Hoy 82
He >82
Right tailled test
q=0.01
11.581
0.05 The p-val is less than a soroject Hy We don't have the evidence to conclude that the average temperature in July is higher now
The p-val is not less than a so do not reject Hy We don't have the evidence to conclude that the average temperature in July is higher now.
The p-val is less than a soroject is We have the evidence to conclude that the average temperature in July is higher now
The p-val is not less than a so reject H We have the evidence to conclude that the average temperature in July is higher now
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