Test the claim about the population variance o² at the level of significance x. Assume the population is normally distributed. Claim: o² ≥ 8.5; α = 0.10 Sample statistics: s² = 7.78, n = 25 Write the null and alternative hypotheses. Ho: 0² > 8.5 H₂:0² < 8.5 (Type integers or decimals. Do not round.) Calculate the standardized test statistic. x²= = 21.97 (Round to two decimal places as needed.) Determine the P-value. P-value = (Round to three decimal places as needed.)

MATLAB: An Introduction with Applications
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Test the claim about the population variance o² at the level of significance α. Assume the population is normally
distributed.
Claim: o² ≥8.5; α = 0.10
2
Sample statistics: s² = 7.78, n = 25
Write the null and alternative hypotheses.
Ho: 0² ≥ 8.5
Ha: 0² < 8.5
(Type integers or decimals. Do not round.)
Calculate the standardized test statistic.
x² = 21.97 (Round to two decimal places as needed.)
Determine the P-value.
P-value =
(Round to three decimal places as needed.)
Transcribed Image Text:Test the claim about the population variance o² at the level of significance α. Assume the population is normally distributed. Claim: o² ≥8.5; α = 0.10 2 Sample statistics: s² = 7.78, n = 25 Write the null and alternative hypotheses. Ho: 0² ≥ 8.5 Ha: 0² < 8.5 (Type integers or decimals. Do not round.) Calculate the standardized test statistic. x² = 21.97 (Round to two decimal places as needed.) Determine the P-value. P-value = (Round to three decimal places as needed.)
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