Consider a Situation in Which We Expect the Same Frequency

Multiple Choice

Consider a situation in which we expect the same frequency of 64 total observations to be in each of four categories. We can use a χ² goodness-of-fit test to test whether the frequencies of offspring are as expected. If the numbers of values in each category are 12, 24, 10, and 18, what is the χ² value we would obtain?

A) 7.50
B) 7.82
C) 9.50
D) 9.82