Question: Read the given scenario and pick the correct test procedure. Think about the type of data, how many variables, and how many samples were taken.

Read the given scenario and pick the correct test procedure. Think about the type of data, how many variables, and how many samples were taken. a. ) A random sample of final exams in MTH165 are graded to see if the distribution of grades differs from the following distribution: 20% As, 30% Bs, 30% Cs, 15% Ds, 5% Fs. Which of the following inferential techniques would you use? 2-Proportion Z-Test b. ) A university wants to know if there is an association between the instructor a student has and the letter grade the student gets on the departmental final exam. Which of the following inferential techniques would you use? 1-Proportion Z-Test

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