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 Using Table 2, assist the researcher to calculate the probability that a randomly selected respondent: ) is below 35 years of age and has good knowledge of the COFLU-20 (i) is below 35 years of age or has good knowledge of the COFLU-20
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 Using Table 2, assist the researcher to calculate the probability that a randomly selected respondent: ) is below 35 years of age and has good knowledge of the COFLU-20 (i) is below 35 years of age or has good knowledge of the COFLU-20
A First Course in Probability (10th Edition)
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ISBN:9780134753119
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![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
Using Table 2, assist the researcher to calculate the probability that a randomly selected
respondent:
) is below 35 years of age and has good knowledge of the COFLU-20
(i) is below 35 years of age or has good knowledge of the COFLU-20](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5b5224c1-cfae-4da2-a496-f67d78f6eb2f%2F52c9bd20-ee73-4929-88c1-1b85b678f80f%2Fwk2ncr8_processed.png&w=3840&q=75)
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
Using Table 2, assist the researcher to calculate the probability that a randomly selected
respondent:
) is below 35 years of age and has good knowledge of the COFLU-20
(i) is below 35 years of age or has good knowledge of the COFLU-20
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