7.) For the following exercises, based upon the given claim express the null and alternative hypotheses. State whether the hypothesis test would involve a left-tailed test, a right-tailed test or a two-tailed test. Be sure to use the correct symbol (μ, σ, or p) for the indicated parameter. (You might want to look at exercises 5-8 on page 371 in your textbook for guidance here.) a.) 62% of students feel that they don’t get enough sleep, impacting their studies. b.) The mean antler of red deer is less than 73 centimeters. c.) The standard deviation on the exam was 3.9 points.
Hypothesis Testing
7.) For the following exercises, based upon the given claim express the null and alternative
hypotheses. State whether the hypothesis test would involve a left-tailed test, a right-tailed
test or a two-tailed test. Be sure to use the correct symbol (μ, σ, or p) for the indicated
parameter. (You might want to look at exercises 5-8 on page 371 in your textbook for guidance
here.)
a.) 62% of students feel that they don’t get enough sleep, impacting their studies.
b.) The
c.) The standard deviation on the exam was 3.9 points.
d.) Most students think that their statistics professors are horribly overbearing.
e.) The mean wait time at the bank is more than 4.3 minutes.
Trending now
This is a popular solution!
Step by step
Solved in 4 steps
