1. How would the correlations change if we normalized the data first?
a. Correlations will change, since the distances change when we normalize the data
b. Correlations will not change, since data are normalized by computing correlations
c. None of the above is true
2. Which statement is NOT true?
a. Type II error can occur for both one and two-tailed tests.
b. The probability of making a Type I error is symbolized by a
c. Failing to reject the null hypothesis when it is false is a Type I error
d. Rejecting the null hypothesis when it is true is a Type I error.