School of Computing did a survey on the IQ and the score in a Database test of a sample of 10 students taken from a mixed class. The Database test was marked out of the 50 and the range of IQ values for the class was 80 to 140. Table 3 shows the details of data collected from the survey. Table 3: Score on survey of School of Computing's student Student A B C D IQ (x) 110 107 127 Database Score (y) 26 31 37 EFGH I J 109 114 124 38 31 36 132 130 35 34 Based on data given in the Table 3, answer the following questions. a) Identify which correlation coefficient type that suitable to be used for the data represented in Table 3? Justify your answer. b) Calculate the value of correlation coefficient, r between x and y.
School of Computing did a survey on the IQ and the score in a Database test of a sample of 10 students taken from a mixed class. The Database test was marked out of the 50 and the range of IQ values for the class was 80 to 140. Table 3 shows the details of data collected from the survey. Table 3: Score on survey of School of Computing's student Student A B C D IQ (x) 110 107 127 Database Score (y) 26 31 37 EFGH I J 109 114 124 38 31 36 132 130 35 34 Based on data given in the Table 3, answer the following questions. a) Identify which correlation coefficient type that suitable to be used for the data represented in Table 3? Justify your answer. b) Calculate the value of correlation coefficient, r between x and y.
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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Transcribed Image Text:School of Computing did a survey on the IQ and the score in a Database test of a sample of 10
students taken from a mixed class. The Database test was marked out of the 50 and the range
of IQ values for the class was 80 to 140. Table 3 shows the details of data collected from the
survey.
Table 3: Score on survey of School of Computing's student
Student
A
C D E
127
F G
130 98
IQ (x)
110 107
Database Score (v) 26 31
37 20 35
34
H
I J
109 114 124
23 38 31 36
Based on data given in the Table 3, answer the following questions.
a) Identify which correlation coefficient type that suitable to be used for the data represented
in Table 3? Justify your answer.
b) Calculate the value of correlation coefficient, r between x and y.
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