Sexually Transmitted Disease Suppose a study examines the relative efficacy of penicil- lin and spectinomycin in treating gonorrhea. Three treat- ments are considered: (1) penicillin, (2) spectinomycin, low dose, and (3) spectinomycin, high dose. Three possible responses are recorded: (1) positive smear, (2) negative smear, positive culture, (3) negative smear, negative culture. The data in Table 10.25 are obtained. TABLE 10.25 Efficacy of different treatments for gonorrhea Treatment Penicillin Spectinomycin (low dose) Spectinomycin (high dose) Total + Smear 40 10 15 65 Response Smear + Culture 30 20 40 90 Smear - Culture 130 70 45 245 Total 200 100 100 400 10.25 Is there any relationship between the type of treatment and the response? What form does the relationship take?
Sexually Transmitted Disease Suppose a study examines the relative efficacy of penicil- lin and spectinomycin in treating gonorrhea. Three treat- ments are considered: (1) penicillin, (2) spectinomycin, low dose, and (3) spectinomycin, high dose. Three possible responses are recorded: (1) positive smear, (2) negative smear, positive culture, (3) negative smear, negative culture. The data in Table 10.25 are obtained. TABLE 10.25 Efficacy of different treatments for gonorrhea Treatment Penicillin Spectinomycin (low dose) Spectinomycin (high dose) Total + Smear 40 10 15 65 Response Smear + Culture 30 20 40 90 Smear - Culture 130 70 45 245 Total 200 100 100 400 10.25 Is there any relationship between the type of treatment and the response? What form does the relationship take?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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ISBN:9780079039897
Author:Carter
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Chapter4: Equations Of Linear Functions
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Transcribed Image Text:Sexually Transmitted Disease
Suppose a study examines the relative efficacy of penicil-
lin and spectinomycin in treating gonorrhea. Three treat-
ments are considered: (1) penicillin, (2) spectinomycin, low
dose, and (3) spectinomycin, high dose. Three possible
responses are recorded: (1) positive smear, (2) negative
smear, positive culture, (3) negative smear, negative culture.
The data in Table 10.25 are obtained.
TABLE 10.25 Efficacy of different treatments for
gonorrhea
Treatment
Penicillin
Spectinomycin
(low dose)
Spectinomycin
(high dose)
Total
+ Smear
40
10
15
65
Response
Smear
+ Culture
30
20
40
90
Smear
- Culture
130
70
45
245
Total
200
100
100
400
10.25 Is there any relationship between the type of treatment
and the response? What form does the relationship take?
10.26 Suppose either a positive smear or a positive culture
is regarded as a positive response and distinguished from
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