QUIZ!! Directions: Read and analyze the following questions. Write your answers on a sheet of раper. 1. Differentiate the t-distribution from the z-distribution. Use a Venn diagram for your...


QUIZ!!<br>Directions: Read and analyze the following questions. Write your answers on a sheet of<br>раper.<br>1. Differentiate the t-distribution from the z-distribution. Use a Venn diagram for your<br>comparison.<br>2. Find the value of ta for a 90% confidence interval when the sample size is 25.<br>3. Find the value of ta for a 99% confidence interval when the sample size is 30.<br>4. Use the t-distribution to find ta values such that following statements are true.<br>a. P(-ta <t < ta) = 0.95, where df = 16<br>b. P(-ta <t < ta ) = 0.90, where df = 16<br>c. PC-ta < t<br><t< ta ) = 0.99, where df = 12<br>5. Compute the variance of the t-distribution with 40 degrees of freedom.<br>

Extracted text: QUIZ!! Directions: Read and analyze the following questions. Write your answers on a sheet of раper. 1. Differentiate the t-distribution from the z-distribution. Use a Venn diagram for your comparison. 2. Find the value of ta for a 90% confidence interval when the sample size is 25. 3. Find the value of ta for a 99% confidence interval when the sample size is 30. 4. Use the t-distribution to find ta values such that following statements are true. a. P(-ta < ta)="0.95," where="" df="16" b.="" p(-ta="">< ta="" )="0.90," where="" df="16" c.="" pc-ta="">< t=""><>< ta="" )="0.99," where="" df="12" 5.="" compute="" the="" variance="" of="" the="" t-distribution="" with="" 40="" degrees="" of="">

Jun 01, 2022
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