Given the following hypotheses:
H0: μ = 400 H1: μ ≠ 400
A random sample of 12 observat...
Mathematics, 06.05.2020 04:12 eshaesmot12345
Given the following hypotheses:
H0: μ = 400 H1: μ ≠ 400
A random sample of 12 observations is selected from a normal population. The sample mean was 407 and the sample standard deviation was 6.
Using the 0.01 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?
Answers: 2
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