1. Which of the following is a provision of the central limit theorem?
a) A skewed distribution will remain skewed however it is plotted.
b) There are limits to the range of scores that can be fitted to a distribution.
c) A distribution based on sample means will be normal.
d) There will always be theoretical differences between distributions.
2. The z-test can be used to test mean differences even when the initial data set is not normally distributed.
True or False