Multiple Choice
A random group of customers at a fast food chain were asked whether they preferred hamburgers, chicken sandwiches, or fish sandwiches. The restaurant's marketing department claims that 45% of customers prefer hamburgers, 37% of the customers prefer chicken sandwiches, and 18% of the customers prefer fish sandwiches. Is there evidence to reject this hypothesis at = 0.05?
A) There is evidence to reject the claim that the customers' preferences are distributed as claimed because the test value 7.815 > 2.843
B) There is not evidence to reject the claim that the customers' preferences are distributed as claimed because the test value 2.843 < 5.991
C) There is evidence to reject the claim that the customers' preferences are distributed as claimed because the test value 5.991 > 2.843
D) There is not evidence to reject the claim that the customers' preferences are distributed as claimed because the test value 2.843 < 7.815
Correct Answer:

Verified
Correct Answer:
Verified
Q4: Frequencies obtained by calculation are called expected
Q22: A biologist had mice and rats run
Q23: A random group of students was selected
Q24: An anatomy teacher hypothesizes that the final
Q26: A study was performed at a university
Q28: The critical chi-square value for 15 degrees
Q29: Chicken, hot dogs, and hamburgers were served
Q30: A random group of desktop computer sales
Q31: A random group of students was asked
Q69: The two types of tests that use