The chi-square test for independence is used to decide if observed frequencies follow a known probability distribution.
Indicate whether the statement is true or false
Question 2
The Girl Scouts would like to estimate the proportion of people who consider Thin Mints to be their favorite Girl Scout cookie.
The total sample size needed to construct a 90 confidence interval for the proportion of customers who favor Thin Mint cookies with a margin of error equal to 6 is ________.A) 145
B) 188
C) 247
D) 285