Question Help In a study, researchers wanted to measure the effect of alcohol on the hippocampal region, the portion of the brain responsible for long-term memory storage, in adolescents. The researchers randomly selected 12 adolescents with alcohol use disorders to determine whether the hippocampal volumes in the alcoholic adolescents were less than the normal volume of 9.02 cm. An analysis of the sample data revealed that the hippocampal volume is approximately normal with no outliers and x = 8.17 cm ands =0.8 cm. Conduct the appropriate test at the a = 0.01 level of significance. State the null and alternative hypotheses. Ho: P = 9.02 H:p (Type integers or decimals. Do not round.) 9.02 Identify the t-statistic. tn = - 3.68 (Round to two decimal places as needed.) Identify the P-value. = (Round to three decimal places as needed.)

Linear Algebra: A Modern Introduction
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ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter4: Eigenvalues And Eigenvectors
Section4.6: Applications And The Perron-frobenius Theorem
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In a study, researchers wanted to measure the effect of alcohol on the hippocampal region, the portion of the brain responsible for long-term memory storage, in
adolescents. The researchers randomly selected 12 adolescents with alcohol use disorders to determine whether the hippocampal volumes in the alcoholic
adolescents were less than the normal volume of 9.02 cm. An analysis of the sample data revealed that the hippocampal volume is approximately normal with no
outliers and x= 8.17 cm and s= 0.8 cm. Conduct the appropriate test at the a = 0.01 level of significance.
State the null and altemative hypotheses.
9.02
9.02
(Type integers or decimals. Do not round.)
Identify the t-statistic.
tn = - 3.68 (Round to two decimal places as needed.)
Identify the P-value.
P-value = (Round to three decimal places as needed.)
Transcribed Image Text:Question Help In a study, researchers wanted to measure the effect of alcohol on the hippocampal region, the portion of the brain responsible for long-term memory storage, in adolescents. The researchers randomly selected 12 adolescents with alcohol use disorders to determine whether the hippocampal volumes in the alcoholic adolescents were less than the normal volume of 9.02 cm. An analysis of the sample data revealed that the hippocampal volume is approximately normal with no outliers and x= 8.17 cm and s= 0.8 cm. Conduct the appropriate test at the a = 0.01 level of significance. State the null and altemative hypotheses. 9.02 9.02 (Type integers or decimals. Do not round.) Identify the t-statistic. tn = - 3.68 (Round to two decimal places as needed.) Identify the P-value. P-value = (Round to three decimal places as needed.)
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