In the following choose the correct answer and write it in y

In the following choose the correct answer and write it in your exam book. The type II error is Also called false negative rate. Wrongly rejecting null hypothesis when it is true. Accepting the null hypothesis when it is true. Rejecting the null hypothesis when it is false.

Solution

1 II) p-value of 0.03 is less than 0.04 (level), we reject H0, option (a) is correct.

1 V) (a) is true, any CI with more confidence level will be wider, and include all points from current CI. Since current CI contains zero, 99% CI will also contain zero and will indicate no significant difference.