Each respondent was given a score, from 1 to 15, on his or her knowledge of the COFLU-20. A score from 1 to 7 was considered to indicate 'poor' knowledge, 8 to 11 indicated 'satisfactory' knowledge and 12 to 15 indicated good knowledge. Table 2 below shows the knowledge level of respondents, by age group. Table 2 Age Group Knowledge Level Total Poor Satisfactory Good 18 - 25 33 16 13 62 26 - 34 30 18 12 60 35 - 44 29 14 12 55 45 - 54 36 16 18 70 55 - 75 17 14 22 53 Total 145 78 77 300 (c) Using Table 2, assist the researcher to calculate the probability that a randomly selected respondent:
Each respondent was given a score, from 1 to 15, on his or her knowledge of the COFLU-20. A score from 1 to 7 was considered to indicate 'poor' knowledge, 8 to 11 indicated 'satisfactory' knowledge and 12 to 15 indicated good knowledge. Table 2 below shows the knowledge level of respondents, by age group. Table 2 Age Group Knowledge Level Total Poor Satisfactory Good 18 - 25 33 16 13 62 26 - 34 30 18 12 60 35 - 44 29 14 12 55 45 - 54 36 16 18 70 55 - 75 17 14 22 53 Total 145 78 77 300 (c) Using Table 2, assist the researcher to calculate the probability that a randomly selected respondent:
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
100%
(i) is below 35 years of age and has good knowledge of the COFLU-20
(ii) is below 35 years of age or has good knowledge of the COFLU-20
Transcribed Image Text:Each respondent was given a score, from 1 to 15, on his or her knowledge of the COFLU-20. A
score from 1 to 7 was considered to indicate 'poor' knowledge, 8 to 11 indicated 'satisfactory'
knowledge and 12 to 15 indicated good knowledge. Table 2 below shows the knowledge level of
respondents, by age group.
Table 2
Age Group
Knowledge Level
Total
Poor
Satisfactory
Good
18 - 25
33
16
13
62
26 - 34
30
18
12
60
35 - 44
29
14
12
55
45 - 54
36
16
18
70
55 - 75
17
14
22
53
Total
145
78
77
300
(c) Using Table 2, assist the researcher to calculate the probability that a randomly selected
respondent:
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