Question

A recent survey was conducted and the main question asked was "Do you think the use of marijuana should be made legal, or not?" The poll results are summarized below.

Response Count

Yes 558

No 367

Undecided 90

At the 1% significance level, do these poll results provide sufficient evidence to support the claim that a majority (i.e., more than half) of U.S. residents are in favor of legalizing marijuana?

1. Define the parameter of interest and state the null and alternative hypotheses.

2. Verify that the conditions necessary for a hypothesis test have been met.

3.Calculate the test statistic.

4. Determine the p-value. Draw a picture to illustrate.

5. What is the conclusion?

Answer 1