Giving a test to a large group of students, the grades and class from a small sample are summarized below A B C Total 1st year students 3 19 9 31 2nd year students 13 14 12 39 Total 16 33 21 70 Let p represent the percentage of ONLY 1st year students students who would score a grade of C on this test. Use a 95% confidence interval to estimate p to three decimal places.
Giving a test to a large group of students, the grades and class from a small sample are summarized below A B C Total 1st year students 3 19 9 31 2nd year students 13 14 12 39 Total 16 33 21 70 Let p represent the percentage of ONLY 1st year students students who would score a grade of C on this test. Use a 95% confidence interval to estimate p to three decimal places.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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