Moe's Original Barbecue is interested in whether customers are tipping less than they were last month, when the average per check was $5. If tips are down, they will consider raising the hourly wage. Select the correct symbols to use in the alternate hypothesis for this hypothesis test. Ha: [ Select ] [ Select ]

Claim: Fewer than 96% of adults have a cell phone. In a reputable poll of 1076 adults, 89% said that they have a cell phone. Find the value of the test statistic. The value of the test statistic is (Round to two decimal places as needed.)

use a hypothesis test to determine if the proportions are statistically different. A recent survey showed that in a sample of 100 elementary school teachers, 15 were single. In a sample of 180high school teachers, 36 were single. Is the proportion of high school teachers who were single greater than theproportion of elementary teachers who were single? Use ΅ = 0.01.

lets say a researcher wants to test job satisfaction among faculty members from different academic disciplines: social sciences, natural sciences, humanities. The correct analysis was run and the results were F(2, 52) = 3.35, p < .05 What is the null hypothesis for this study: ​b. What is the alternative hypothesis for this study: ​c. k = _________ ​d. N = _________ ​e. Was the result statistically significant? and How do we know?