E. Given the following: Sample Values X =110 Population Values H = 100 s = 14 O = 145 n = 50 n = 500 Use the 95% confidence level and two-tailed test to answer each of the following: 1. What is a? 2. Is the Central Limit Theorem applicable? Why? 3. State the null hypothesis in words. 4. State the null hypothesis in symbols. 5. Express the decision rule in terms of z. 6. What is the computing formula for the test statistic? 7. What is your reason in item 6? 8. Compute the statistic. 9. What is the comparison statement? 10. Based on the comparison statement, what is the appropriate decision? 11. Is the mean difference significant? 12. How would you interpret the result of the significance test?

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A: Solution: Given data: Z = -3.25 Confidence level  = 90% Therefore,  significance level  = 0.10

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Q: Given the following: Sample Values X =110 Population Values H = 100 S = 14 O = 145 n = 50 n = 500…

A: Given,

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Q: what is measured by Cohen's d for a hypothesis test with a t statistic?

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A: a.

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A: Solution

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.