You and a group of friends want to know how many students in your school prefer pop music. There are 840 students in your school. Each person in the group randomly surveys 20 students. The table shows the results. Favorite Type of Music Country Pop Rock Rap You 13 Friend A 3. 7. 2. Friend B 4. 10 Friend C 10 4. Friend D 9. 3. 3. a. Use each sample to make an estimate for the number of students in your school who prefer pop music. In your sample, 13 out of 20, or 65% of the students chose pop music. So, you can estimate that 0.65(840) 546 students in your school prefer pop music. Make estimates for the other samples. You Friend A Friend B Friend C Friend D Estimate 546 336 420 420 378 So, the estimates are that 336, 378, 420, 420, and 546 students prefer pop music. b. Describe the center and the variation of the estimates. The estimates have a median of 420 students and a range of 546 336 210 students. Try It 1. Use each sample to make an estimate for the numher of students in your school who prefer rap music Describe the center and the variation of the estimates

You and a group of friends want to know how many students in your school prefer pop music. There are 840 students in your school. Each person in the group randomly surveys 20 students. The table shows the results. Favorite Type of Music Country Pop Rock Rap You 13 Friend A 3. 7. 2. Friend B 4. 10 Friend C 10 4. Friend D 9. 3. 3. a. Use each sample to make an estimate for the number of students in your school who prefer pop music. In your sample, 13 out of 20, or 65% of the students chose pop music. So, you can estimate that 0.65(840) 546 students in your school prefer pop music. Make estimates for the other samples. You Friend A Friend B Friend C Friend D Estimate 546 336 420 420 378 So, the estimates are that 336, 378, 420, 420, and 546 students prefer pop music. b. Describe the center and the variation of the estimates. The estimates have a median of 420 students and a range of 546 336 210 students. Try It 1. Use each sample to make an estimate for the numher of students in your school who prefer rap music Describe the center and the variation of the estimates

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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