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The average U.S. daily internet use at home is two hours and twenty minutes. A sample of 64 homes in Soddy-Daisy showed an average usage of two hours and 50 minutes with a standard deviation of 80 minutes. We are interested in determining whether or not the average usage in Soddy-Daisy is significantly different from the U.S. average.
a.State the null and alternative hypotheses to be tested.
b.Compute the test statistic.
c.The null hypothesis is to be tested at 95% confidence. Determine the critical value(s) for this test.
d.What do you conclude?
Structured Situation
An environment or scenario that is organized and designed with specific rules or guidelines, often used in research to control variables and outcomes.
Birth Order
the order in which a child is born in their family, which is often theorized to affect personality and behavior.
Family Size
Refers to the number of members in a family unit, including parents and children.
Cohorts
Groups of individuals who share a specific characteristic, typically used in studies to observe how similar conditions or treatments affect them over time.
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