Which of the following statements is false regarding the sign test?
a. It is the nonparametric alternative to the t-test used for one mean
b. It is the nonparametric alternative to the z-test used for one proportion
c. It is the nonparametric alternative to the t-test used for the difference between two dependent means.
d. All of the above.
Question 2
If the mean, median, and mode are all equal for a continuous random variable, then the random variable must be normally distributed.
Indicate whether the statement is true or false
