To compare the performance of students in private and public schools, samples of reading test scores were collected from two groups of students. In a sample of 106 private school students the sample mean was 282 with the standard deviation of 46 and a sample of 151 public school students, the sample mean was 265 with a standard deviation of 68. a) at the 1% level of significance does it appear the scores are the same? b) what is the P value?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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Author:Carter
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Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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To compare the performance of students in private and public schools, samples of reading test scores were collected from two groups of students. In a sample of 106 private school students the sample mean was 282 with the standard deviation of 46 and a sample of 151 public school students, the sample mean was 265 with a standard deviation of 68. a) at the 1% level of significance does it appear the scores are the same? b) what is the P value?
9) To compare the performance of students in private and public schools, samples of
reading test scores were collected from two groups of students. In a sample of 106
private-school students the sample mean was 282 with a standard deviation of 46 and
in a sample of 151 public-school students, the sample mean was 265 with a standard
deviation of 68.
a) At the 1% level of significance does it appear the scores are the same?
b) What is the p-value?
Transcribed Image Text:9) To compare the performance of students in private and public schools, samples of reading test scores were collected from two groups of students. In a sample of 106 private-school students the sample mean was 282 with a standard deviation of 46 and in a sample of 151 public-school students, the sample mean was 265 with a standard deviation of 68. a) At the 1% level of significance does it appear the scores are the same? b) What is the p-value?
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