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Class Interval fx cf X- mean (x - mean)^2 f(x - mean)^2 Frequency Class Mark 95-99 3 90-94 85-89 10 80-84 15 75-79 23 70-74 11 65-69 9. 60-64 4 %3D N = Efx = Ef(x - mean)^2 =_ The distribution of heart rates (in pulse/minute) of 80 random chosen or selected patients for clinical trials for a new anti-hypertensive is given above. What is the value of E fx= O a. 6526 O b. 6265 O c. 6256 O d. 6562

Class Interval fx cf X- mean (x - mean)^2 f(x - mean)^2 Frequency Class Mark 95-99 3 90-94 85-89 10 80-84 15 75-79 23 70-74 11 65-69 9. 60-64 4 %3D N = Efx = Ef(x - mean)^2 =_ The distribution of heart rates (in pulse/minute) of 80 random chosen or selected patients for clinical trials for a new anti-hypertensive is given above. What is the value of E fx= O a. 6526 O b. 6265 O c. 6256 O d. 6562

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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f Class Interval fx cf X- mean (x - mean)^2 f(x - mean)^2 Frequency Class Mark 95-99 3 90-94 85-89 10 80-84 15 75-79 23 70-74 11 65-69 60-64 4 N = Efx = Ef(x - mean)^2 =. The distribution of heart rates (in pulse/minute) of 80 random chosen or selected patients for clinical trials for a new anti-hypertensive is given above. What is the value of Efx= O a. 6526 Ob. 6265 Oc. 6256 O d. 6562
Transcribed Image Text:f Class Interval fx cf X- mean (x - mean)^2 f(x - mean)^2 Frequency Class Mark 95-99 3 90-94 85-89 10 80-84 15 75-79 23 70-74 11 65-69 60-64 4 N = Efx = Ef(x - mean)^2 =. The distribution of heart rates (in pulse/minute) of 80 random chosen or selected patients for clinical trials for a new anti-hypertensive is given above. What is the value of Efx= O a. 6526 Ob. 6265 Oc. 6256 O d. 6562
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