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State the standardized test statistic. Justify by typing the input to your calculator.

State the standardized test statistic. 

Construct a 90% confidence interval for the  population mean, μ{“version”:”1.1″,”math”:”\mu “}

There is insufficient evidence at the 10% level of significance to reject the district’s claim that the mean hourly sales are at least $750.

The correct decision for this test is to 

Construct a 90% confidence interval for the  population mean, μ{“version”:”1.1″,”math”:”\mu “}

There is enough evidence, at the 5% level of significance, to support the school board’s claim that a majority of the community wants to change the school’s name.

State the p-value or sketch the sampling distribution and the rejection region given by the critical value. 

The null and alternative hypothesis for this test are: H0:μ≥750Ha:μ

State your null and alternative hypotheses as “H_0: answer” and “H_a: answer”