Calculate the margin of error.
A) 3.32
B) 2.26
C) 2.05
D) 1.82
Question 2
A chi-square goodness-of-fit-test is being used to determine if the observed frequencies and expected frequencies from five categories are significantly different.
If only one parameter is estimated from the data, what is the critical chi-square value associated with = 0.05?A) 3.84
B) 5.99
C) 7.81
D) 9.49