Percent of school children receiving free or reduced-fee lunches at school (X, P_RFM) and percent of bicycle riders wearing a helmet (Y, P_HELM) at 7 schools.P_RFM5011219267381P_HELM22.135.957.922.242.45.83.6 Values for (use 2 decimals for SS): ∑X2 ∑X ∑Y2 ∑Y ∑XY SSX SSY SSXY Pearson’s correlation coefficient

Name: Percent of school children receiving free or reduced-fee lunches at sc
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Description: Percent of school children receiving free or reduced-fee lunches at school (X, P_RFM) and percent of bicycle riders wearing a helmet (Y, P_HELM) at 7 schools.P_RFM5011219267381P_HELM22.135.957.922.242.45.83.6 Values for (use 2 decimals for SS): ∑X2

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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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Percent of school children receiving free or reduced-fee lunches at school (X, P_RFM) and percent of bicycle riders wearing a helmet (Y, P_HELM) at 7 schools.

P_RFM	50	11	2	19	26	73	81
P_HELM	22.1	35.9	57.9	22.2	42.4	5.8	3.6

Values for (use 2 decimals for SS):

∑X²
∑X
∑Y²
∑Y
∑XY
SS_X
SS_Y
SS_XY
Pearson’s correlation coefficient

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