True or false: chi-square

Exercise and reference answers

Questions

1. Statement is true

   Yes

   Statement

   The goodness-of-fit test is almost always right-tailed.

2. Statement is true

   No

   Statement

   A large statistic means observed and expected agree.

3. Statement is true

   Yes

   Statement

   Expected values assume the null hypothesis is true.

4. Statement is true

   Yes

   Statement

   Degrees of freedom depend on how the test is used.

5. Statement is true

   No

   Statement

   Homogeneity compares two variables in one population.

Instructions

Tap True or False for each statement.

Explanation