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A research team is assessing the effectiveness of an afterschool program on math scores. 50 children were recruited and randomly assigned into either the "traditional" group, that would receive normal instruction, and the "new" group that would have additional instruction. After 1 year, there is a comprehensive exam and the scores of the students are listed below: Questions 3-5 wvill use the following data:

A research team is assessing the effectiveness of an afterschool program on math scores. 50 children were recruited and randomly assigned into either the "traditional" group, that would receive normal instruction, and the "new" group that would have additional instruction. After 1 year, there is a comprehensive exam and the scores of the students are listed below: Questions 3-5 wvill use the following data:

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
Section10.6: Summarizing Categorical Data
Problem 10CYU
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A research team is assessing the effectiveness of an afterschool program on math scores. 50 children were recruited and randomly assigned into either the "traditional" group, that would receive normal instruction, and the "new" group that would have additional instruction. After 1 year, there is a comprehensive exam and the scores of the students are listed below: Questions 3-5 will use the following data: Traditional New 80 81 87 82 60 88 81 67 90 .49 91 78 78 69 86 79 90 73 95 80 97 88 79 86 88 78 86 80 84 90 90 87 99 73 87 71 83 70 85 66 78 79 77 80 61 60 97 58 98 88 3) What is the mean, median, mode, and standard deviation of each of the groups. You may use a program (such as excel) to calculate this. 2 or 3 sentences describing the difference between the groups, focus on spread, outliers, and any other pertinent information. 4) Create a boxplot comparing the two groups, you may use a program to accomplish this. Spend 2 or 3 sentences describing the two figures and what they show 5) create a histogram of both groups, you may use a program to accomplish this. Describe the distribution, what does it look like? Please spend 2-3 sentences. l0000にト
Transcribed Image Text:A research team is assessing the effectiveness of an afterschool program on math scores. 50 children were recruited and randomly assigned into either the "traditional" group, that would receive normal instruction, and the "new" group that would have additional instruction. After 1 year, there is a comprehensive exam and the scores of the students are listed below: Questions 3-5 will use the following data: Traditional New 80 81 87 82 60 88 81 67 90 .49 91 78 78 69 86 79 90 73 95 80 97 88 79 86 88 78 86 80 84 90 90 87 99 73 87 71 83 70 85 66 78 79 77 80 61 60 97 58 98 88 3) What is the mean, median, mode, and standard deviation of each of the groups. You may use a program (such as excel) to calculate this. 2 or 3 sentences describing the difference between the groups, focus on spread, outliers, and any other pertinent information. 4) Create a boxplot comparing the two groups, you may use a program to accomplish this. Spend 2 or 3 sentences describing the two figures and what they show 5) create a histogram of both groups, you may use a program to accomplish this. Describe the distribution, what does it look like? Please spend 2-3 sentences. l0000にト
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