DOT status and successful treatment. Observed Treatment Success DOT YesNoTota Yes No Unknown Total 250 146 3 399 275 124 or Generate the expected values for the empty cells below. Hint: the expected cell is the row total x column total divided by the grand (overall) total. e grand (overal) totalexpected value for any 2-taileo Treatment Success Values No Expected Total DOT Yes No Yes 250 0 5 146 39 known213(2) (2)o) Total275 124399 Question 6 Using the DOT status groups, generate the chi-squared test statistic, by hand, using a calculator, or using a computer. Include the unknown values, even though there are only 3. Alpha 0.05 df = 15 pts) Critical value = 99 (5 pts) Chhi-squared test statistic 12.38 (5 pts) Based on comparing the Chi square statistic to the critical value which of the following is true? (5 pts) a, Successful outcome is dependent on DOT status. Successful outcome is independent of DOT status. c. No conclusion can be made. d. The Chi square test is invalid because of only 1 degree of freedom. 86-lo1) lol 172 (O-E) 2.

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I would like to know if I answered #6 of my homework correctly. Thank you for all your assistance.

DOT status and successful treatment.
Observed Treatment Success
DOT YesNoTota
Yes
No
Unknown
Total
250
146
3
399
275
124
or
Generate the expected values for the empty cells below. Hint: the expected
cell is the row total x column total divided by the grand (overall) total.
e grand (overal) totalexpected value for any
2-taileo
Treatment Success Values
No
Expected
Total
DOT
Yes
No
Yes
250
0 5 146
39
known213(2)
(2)o)
Total275 124399
Question 6
Using the DOT status groups, generate the chi-squared test statistic, by hand, using a
calculator, or using a computer. Include the unknown
values, even though there are only 3.
Alpha 0.05
df = 15 pts)
Critical value = 99 (5 pts)
Chhi-squared test statistic 12.38 (5 pts)
Based on comparing the Chi square statistic to the critical value which of the following is
true? (5 pts)
a, Successful outcome is dependent on DOT status.
Successful outcome is independent of DOT status.
c. No conclusion can be made.
d. The Chi square test is invalid because of only 1 degree of freedom.
86-lo1)
lol
172
(O-E)
2.
Transcribed Image Text:DOT status and successful treatment. Observed Treatment Success DOT YesNoTota Yes No Unknown Total 250 146 3 399 275 124 or Generate the expected values for the empty cells below. Hint: the expected cell is the row total x column total divided by the grand (overall) total. e grand (overal) totalexpected value for any 2-taileo Treatment Success Values No Expected Total DOT Yes No Yes 250 0 5 146 39 known213(2) (2)o) Total275 124399 Question 6 Using the DOT status groups, generate the chi-squared test statistic, by hand, using a calculator, or using a computer. Include the unknown values, even though there are only 3. Alpha 0.05 df = 15 pts) Critical value = 99 (5 pts) Chhi-squared test statistic 12.38 (5 pts) Based on comparing the Chi square statistic to the critical value which of the following is true? (5 pts) a, Successful outcome is dependent on DOT status. Successful outcome is independent of DOT status. c. No conclusion can be made. d. The Chi square test is invalid because of only 1 degree of freedom. 86-lo1) lol 172 (O-E) 2.
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