The sign test can be used as an alternative to the independent-measures t test. (True or false?)

The sign test can be used as an alternative to the independent-measures t test.
 
  Indicate whether the statement is true or false

Question 2

For binomial data that satisfy the criterion for using the normal approximation, you can either compute a z-score or a value for chi-square. The relationship between the two statistics is z = 2.
 
  Indicate whether the statement is true or false

Question 3

The binomial test can be used as an alternative to the chi-square test for goodness of fit provided the observed frequencies fit in exactly two categories.
 
  Indicate whether the statement is true or false