Question

A university provides an opportunity for tutrs to take part in training about how to respond to students’ questions. University managers believes that less than 65% of the tutrs took part in the training. You are asked to examine whether there is any evidence to support this claim. You have surveyed 30 tutrs and found that 13 of them have been benefited from the training.

Using a level of significance (α) of 1%

1.Calculate your test statistic.

2.State your decision and discuss how you come to this decision

3.Build a 99% confidence interval for the proportion of tutrs who have benefited from the training and interpret your findings.

Answer 1