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The IQ scores for a random sample of subjects with low lead levels in their blood and another random sample of subjects with high lead levels in their blood were collected. The statistics are summarized in the accompanying table. Assume High Lead Level H2 27 86.11758 8.87896 that the two samples are independent simple random samples selected from normally distributed populations. Do not assume that the population standard deviations are Anual Comnlete narts lal tn lel helow Low Lead Level Ht 95 91.26016 15.79292 The test statistic is 2.18. (Round to two decimal places as needed.) The P-value is (Round to three decimal places as needed.)

The IQ scores for a random sample of subjects with low lead levels in their blood and another random sample of subjects with high lead levels in their blood were collected. The statistics are summarized in the accompanying table. Assume High Lead Level H2 27 86.11758 8.87896 that the two samples are independent simple random samples selected from normally distributed populations. Do not assume that the population standard deviations are Anual Comnlete narts lal tn lel helow Low Lead Level Ht 95 91.26016 15.79292 The test statistic is 2.18. (Round to two decimal places as needed.) The P-value is (Round to three decimal places as needed.)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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The IQ scores for a random sample of subjects with low lead levels in their blood and another random sample of subjects with high lead levels in their blood were collected. The statistics are summarized in the accompanying table. Assume that the two samples are independent simple random samples selected from normally distributed populations. Do not assume that the population standard deviations are Anual. Comnlete narts (a) to (e) helow Low Lead Level 91.26016 15.79292 27 86.11758 8.87896 95 High Lead Level 2 The test statistic is 2.18. (Round to two decimal places as needed.) The P-value is (Round to three decimal places as needed.)
Transcribed Image Text:The IQ scores for a random sample of subjects with low lead levels in their blood and another random sample of subjects with high lead levels in their blood were collected. The statistics are summarized in the accompanying table. Assume that the two samples are independent simple random samples selected from normally distributed populations. Do not assume that the population standard deviations are Anual. Comnlete narts (a) to (e) helow Low Lead Level 91.26016 15.79292 27 86.11758 8.87896 95 High Lead Level 2 The test statistic is 2.18. (Round to two decimal places as needed.) The P-value is (Round to three decimal places as needed.)
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