Formulate the Null and Alternative Hypothesis in Each Case

question 103

Essay

Formulate the null and alternative hypothesis in each case:
a.Ten years ago the average American drank 2.5 cups of coffee per day.You suspect that amount has changed since then.
b.A researcher at Ohio State University speculates that the average SAT score for entering freshmen is higher than the national average of 1,650.
c.The manager of the University of Iowa bookstore suspects the average amount of money a student spends on books is less than the reported $400.

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Definitions:

Bundle

A collection or group of goods or services that are considered together as a single combined unit.

Monthly Income

The total amount of income received on a monthly basis from all sources.

Price

The financial sum expected, necessary, or handed over in exchange for something.

Monthly Income

The total amount of money received by an individual or household within a month from all sources.