Question

1. Give the value of the center (rounded to the nearest tenth) for the probability distribution described in the scenario: quiz scores for a difficult calculus quiz were uniformly distributed with a minimum of 50 and a maximum of 98. John scored two points lower than his brother Tommy. The distribution of points on this quiz has a center of...?

2. describe what a sampling distribution of x bar is?

3. describe what z score of -1.75 tells us?

Answer 1