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Calculate the p-value for the test with hypotheses below

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Question

1) A statistician working for a health care insurance company claims that the variance of days for patients in intensive care units is greater than 5. A sample of 22 patients in icu found the variance was 6. Calculate the p-value for this test and round to 3 significant decimal places.

2) If the p-value for a test is less than alpha than that proves the null hypothesized claim. True or False

3) Calculate the p-value for the test with hypotheses below. The sample size is n = 14 and the sample variance s2 = 9. Round your answers to 3 significant decimal places.

H0: σ≤2.25

H1: σ > 2.25

Reference no: EM132339502

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