8
QuizMultiple Choice

Hypothesis Testing

Question 8 • Concepts in Probability and Statistics - MA3120 B-CR

A recent survey of 8,000 high school students found that the mean price of a prom dress was $195.00 with a standard deviation of $12.00. Alyssa thinks that her school is more fashion conscious and that students spent more than $195.00. She collected data from 20 people in her high school and found that the average price spent on a prom dress was $208.00. Which of the following are the correct null hypothesis and alternate hypothesis?

Answer
A
H0: ; Ha:
Option A
B
H0: ; Ha:
Option B
C
H0: ; Ha:
Option C
D
H0: ; Ha:
Option D