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magnitude. Does the comparison make sense based on the shape? Explain. 7. There are 10 men and 30 women in a choir. The mean height of the men is 70 inches and the mean height of the women is 65 inches. Find the mean height of all 40 singers. 8. Shown here are histograme o

magnitude. Does the comparison make sense based on the shape? Explain. 7. There are 10 men and 30 women in a choir. The mean height of the men is 70 inches and the mean height of the women is 65 inches. Find the mean height of all 40 singers. 8. Shown here are histograme o

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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4 17 4 15 C. What's wrong with the histogram? d. You'll find the data in a table in section 2.4. Use the data to make a better histogram. How would the mean and median compare? Verify your comparison by calculating both. the data set? 15 14 e. 13 10 6. Refer to the earthquake data shown in a table in section 2.4. 9. 17 a. Make a histogram of the earthquake magnitudes. b. Compare the mean and median magnitude. Does the comparison make sense based on the shape? Explain. 3 7. 250 Deaths 500 7. There are 10 men and 30 women in a choir. The mean height of the men is 70 inches and the mean height of the women is 65 inches. Find the mean height of all 40 singers. 750 3 9. 8. Shown here are histograms of data on nine variables for the top 50 Major League Baseball players ranked by number of career home runs.15 The variables are: G = games, AB = at bats, HR = home runs, RBI = runs batted in, BB = walks, SO = strikeouts, SB = stolen bases, CS = caught stealing, BA = batting average. %3D %3D %3D 10 AB 2 HR 5 1800 2400 2700 3000 3300 10 7000 RBI 10000 400 480 BB 560 640 10 SO 10 1 14 00 1800 2000 2200 400 16 SB CS 5.0 10 ВА 2.5 0.0 200 300 400 40 140 What is the shape of the distribution of the number of home runs for these 50 players? b. a. What percent of these players have fewer than 1200 career strikeouts? How would the mean and median compare in the distribution of batting averages? While you can't calculate it exactly, say as much as you can about the median number of stolen bases. d. С. Z-Grip MED 0,34 0.32 008 0007 0.28 009L 720 0.26 0,24 008 120 00 7 10 0007 000LL 009L 0006 1200 008 0008 Frequency 0009 10 009L 00 LZ 5. Frequency 2. 1. 3. 2. 3. 6 4.
Transcribed Image Text:4 17 4 15 C. What's wrong with the histogram? d. You'll find the data in a table in section 2.4. Use the data to make a better histogram. How would the mean and median compare? Verify your comparison by calculating both. the data set? 15 14 e. 13 10 6. Refer to the earthquake data shown in a table in section 2.4. 9. 17 a. Make a histogram of the earthquake magnitudes. b. Compare the mean and median magnitude. Does the comparison make sense based on the shape? Explain. 3 7. 250 Deaths 500 7. There are 10 men and 30 women in a choir. The mean height of the men is 70 inches and the mean height of the women is 65 inches. Find the mean height of all 40 singers. 750 3 9. 8. Shown here are histograms of data on nine variables for the top 50 Major League Baseball players ranked by number of career home runs.15 The variables are: G = games, AB = at bats, HR = home runs, RBI = runs batted in, BB = walks, SO = strikeouts, SB = stolen bases, CS = caught stealing, BA = batting average. %3D %3D %3D 10 AB 2 HR 5 1800 2400 2700 3000 3300 10 7000 RBI 10000 400 480 BB 560 640 10 SO 10 1 14 00 1800 2000 2200 400 16 SB CS 5.0 10 ВА 2.5 0.0 200 300 400 40 140 What is the shape of the distribution of the number of home runs for these 50 players? b. a. What percent of these players have fewer than 1200 career strikeouts? How would the mean and median compare in the distribution of batting averages? While you can't calculate it exactly, say as much as you can about the median number of stolen bases. d. С. Z-Grip MED 0,34 0.32 008 0007 0.28 009L 720 0.26 0,24 008 120 00 7 10 0007 000LL 009L 0006 1200 008 0008 Frequency 0009 10 009L 00 LZ 5. Frequency 2. 1. 3. 2. 3. 6 4.
44 Chapter 2: Summarizing Data How would you describe the shape of the distribution of the number of times caught stealing? What do you think is the explanation for this shape? Is it surprising that many of the top 50 home run leaders of all time had relatively few career stolen bases? Explain. What questions do you have after looking at these pictures? C. Add 3 е. chang f. 14. Answer t LEGO g. a. In a Refer to the data on the top 20 schools ranked by tuition from chapter 1, b. In 9. 15. Refer numb Guess the shape of the distribution of tuition. b. Make a histogram of the tuition data. Was your guess correct? Without calculating anything, how do you think the mean tuition would change if the tuition for Aviator Cone of Aeronautical Science and Technology is removed? a. C. above two d. Without calculating anything hour d
Transcribed Image Text:44 Chapter 2: Summarizing Data How would you describe the shape of the distribution of the number of times caught stealing? What do you think is the explanation for this shape? Is it surprising that many of the top 50 home run leaders of all time had relatively few career stolen bases? Explain. What questions do you have after looking at these pictures? C. Add 3 е. chang f. 14. Answer t LEGO g. a. In a Refer to the data on the top 20 schools ranked by tuition from chapter 1, b. In 9. 15. Refer numb Guess the shape of the distribution of tuition. b. Make a histogram of the tuition data. Was your guess correct? Without calculating anything, how do you think the mean tuition would change if the tuition for Aviator Cone of Aeronautical Science and Technology is removed? a. C. above two d. Without calculating anything hour d
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