Listed in the data table are 1Q scores for a random sample of subjects with medium lead levels in their blood. Also listed are statistics from a study done of IQ scores for a random sample of subjects with high lead levels. Assume that the two samples are independent simple random samples selected from normally distributed populations. Do not assume that the population standard deviations are equal. Use a 0.01 significance level. E Click the icon to view the data table of IQ scores. O A. Ho H2 OB. Ho 2 OC. Ho: H S 2 O D. He -2 The test statistic is . (Round to two decimal places as needed.) The P-value is (Round to three decimal places as needed.) State the conclusion for the test. O A Reject the null hypothesis. There is sufficient evidence to support the claim that subjects with medium lead levels have higher l0 scores B. Reject the null hypothesis. There is not sufficient evidence to support the claim that subjects with medium lead levels have higher IQ scores. OC. Fal to reject the nul hypothesis. There is not sufficient evidence to support the claim that subjects with medium lead levels have higher IQ scores Click to select your answers).
Listed in the data table are 1Q scores for a random sample of subjects with medium lead levels in their blood. Also listed are statistics from a study done of IQ scores for a random sample of subjects with high lead levels. Assume that the two samples are independent simple random samples selected from normally distributed populations. Do not assume that the population standard deviations are equal. Use a 0.01 significance level. E Click the icon to view the data table of IQ scores. O A. Ho H2 OB. Ho 2 OC. Ho: H S 2 O D. He -2 The test statistic is . (Round to two decimal places as needed.) The P-value is (Round to three decimal places as needed.) State the conclusion for the test. O A Reject the null hypothesis. There is sufficient evidence to support the claim that subjects with medium lead levels have higher l0 scores B. Reject the null hypothesis. There is not sufficient evidence to support the claim that subjects with medium lead levels have higher IQ scores. OC. Fal to reject the nul hypothesis. There is not sufficient evidence to support the claim that subjects with medium lead levels have higher IQ scores Click to select your answers).
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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