Question

the mean exam score for 43 male high school students is 21.5 and the population standard deviation is 4.9. the mean exam score for 52 female high school students is 20.1 and the population standard deviation is 4.1. at α = 0.01, can you reject the claim that male and female high school students have equal exam scores? complete parts (a) through (e). click here to view page 1 of the standard normal distribution table. click here to view page 2 of the standard normal distribution table. (a) identify the claim and state h₀ and hₐ. what is the claim? a. male and female high school students have different exam scores. b. male and female high school students have equal exam scores. c. male high school students have greater exam scores than female students. d. male high school students have lower exam scores than female students.

Explanation:

The question asks to identify the claim which is "male and female high school students have equal exam scores" as per the problem statement ("can you reject the claim that male and female high school students have equal exam scores?"). Option B matches this claim.

Answer:

B. Male and female high school students have equal exam scores.