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A statistics teacher claims that, on the average, 15% of her students get a grade of A, 25% get a B, 10% get a C, 15% get a D, and 35% get an F. The grades of a random sample of 110 students were recorded. The following table presents the results. Test the hypothesis that the grades follow the distribution claimed by the teacher. Use the 0.05 level of significance and the P-value method with the TI-84 Plus calculator. Grade A B Observed 5 32 15 23 35 Send data to Excel Part: 0 / 5 Part 1 of 5 CD F (a) How many of the students in the sample got a D? How many got a C? The number of students who got a D is The number of students who got a C is

A statistics teacher claims that, on the average, 15% of her students get a grade of A, 25% get a B, 10% get a C, 15% get a D, and 35% get an F. The grades of a random sample of 110 students were recorded. The following table presents the results. Test the hypothesis that the grades follow the distribution claimed by the teacher. Use the 0.05 level of significance and the P-value method with the TI-84 Plus calculator. Grade A B Observed 5 32 15 23 35 Send data to Excel Part: 0 / 5 Part 1 of 5 CD F (a) How many of the students in the sample got a D? How many got a C? The number of students who got a D is The number of students who got a C is

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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A statistics teacher claims that, on the average, 15% of her students get a grade of A, 25% get a B, 10% get a C, 15% get a D, and 35% get an F. The grades of a random sample of 110 students were recorded. The following table presents the results. Test the hypothesis that the grades follow the distribution claimed by the teacher. Use the 0.05 level of significance and the P-value method with the TI-84 Plus calculator. Grade A B Observed 5 32 15 23 35 Send data to Excel Part: 0 / 5 Part 1 of 5 C D F (a) How many of the students in the sample got a D? How many got a C? The number of students who got a D is The number of students who got a C is
Transcribed Image Text:A statistics teacher claims that, on the average, 15% of her students get a grade of A, 25% get a B, 10% get a C, 15% get a D, and 35% get an F. The grades of a random sample of 110 students were recorded. The following table presents the results. Test the hypothesis that the grades follow the distribution claimed by the teacher. Use the 0.05 level of significance and the P-value method with the TI-84 Plus calculator. Grade A B Observed 5 32 15 23 35 Send data to Excel Part: 0 / 5 Part 1 of 5 C D F (a) How many of the students in the sample got a D? How many got a C? The number of students who got a D is The number of students who got a C is
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