Question: Given the following hypotheses: H 0 : = 570 H 1 : 570 A random sample of 13 observations is selected from a normal population.

Given the following hypotheses:

H₀: = 570

H₁: 570

A random sample of 13 observations is selected from a normal population. The sample mean was 580 and the sample standard deviation 3. Using the 0.10 significance level:

a. State the decision rule. (Negative amount should be indicated by a minus sign. Round your answers to 3 decimal places.)

b. Compute the value of the test statistic. (Round your answer to 3 decimal places.)

c. What is your decision regarding the null hypothesis?

multiple choice

Reject
Do not reject

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