karren

This page lists questions and answers that were posted by visitors named karren.

Questions

The following questions were asked by visitors named karren.

Answers

The following answers were posted by visitors named karren.

Test scores on a university admissions test are normally distributed, with a mean of 500 and a standard deviation of 100. 4 marks a. What is the probability that a randomly selected applicant scores between 425 and 575? 4 marks b. What is the probability...