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The data below represents the mean score of students who did the commerce examination at five different schools.             School Number of students Mean score I P 88 II 40 70 III 50 62 IV 70 75 V 65 55           i.            If the average score of all the students is 69.2, find the number of students who sat the examination in school I.                                                    ii.            Using the mean scores, represent this data in a bar diagram    Mutuku is trying to convince his classmate Muriuki that that there are four scales of measurement in statistics. Muriuki is of a contrary opinion. By discussing the scales of measurement, justify who among the two is correct in his argument.

The data below represents the mean score of students who did the commerce examination at five different schools.             School Number of students Mean score I P 88 II 40 70 III 50 62 IV 70 75 V 65 55           i.            If the average score of all the students is 69.2, find the number of students who sat the examination in school I.                                                    ii.            Using the mean scores, represent this data in a bar diagram    Mutuku is trying to convince his classmate Muriuki that that there are four scales of measurement in statistics. Muriuki is of a contrary opinion. By discussing the scales of measurement, justify who among the two is correct in his argument.

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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  1. The data below represents the mean score of students who did the commerce examination at five different schools.            

School

Number of students

Mean score

I

P

88

II

40

70

III

50

62

IV

70

75

V

65

55

 

        i.            If the average score of all the students is 69.2, find the number of students who sat the examination in school I.                                             

      ii.            Using the mean scores, represent this data in a bar diagram 

 

Mutuku is trying to convince his classmate Muriuki that that there are four scales of measurement in statistics. Muriuki is of a contrary opinion. By discussing the scales of measurement, justify who among the two is correct in his argument. 

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