The recidivism rate for convicted sex offenders is 10%. A warden suspects that this percent is lower if the sex offender is also a drug addict. Of the 369 convicted sex offenders who were also drug addicts, 30 of them became repeat offenders. What can be concluded at the a = 0.01 level of significance? a. For this study, we should use z-test for a population proportion ♥ b. The null and alternative hypotheses would be: Ho: [?vSelect an answer♥ (please enter a decimal) H1: ?vSelect an answer v (Please enter a decimal) c. The test statistic ?v = (please show your answer to 3 decimal places.) d. The p-value = (Please show your answer to 4 decimal places.) e. The p-value is f. Based on this, we should fail to reject the null hypothesis.

Question

Please answer B, C & D. 

The recidivism rate for convicted sex offenders is 10%. A warden suspects that this percent is lower if the
sex offender is also a drug addict. Of the 369 convicted sex offenders who were also drug addicts, 30 of
them became repeat offenders. What can be concluded at the a = 0.01 level of significance?
a. For this study, we should use z-test for a population proportion ♥
b. The null and alternative hypotheses would be:
Ho: [?vSelect an answer♥
(please enter a decimal)
H1: ?vSelect an answer v
(Please enter a decimal)
c. The test statistic ?v =
(please show your answer to 3 decimal places.)
d. The p-value =
(Please show your answer to 4 decimal places.)
e. The p-value is
f. Based on this, we should fail to reject
the null hypothesis.
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Transcribed Image Text

The recidivism rate for convicted sex offenders is 10%. A warden suspects that this percent is lower if the sex offender is also a drug addict. Of the 369 convicted sex offenders who were also drug addicts, 30 of them became repeat offenders. What can be concluded at the a = 0.01 level of significance? a. For this study, we should use z-test for a population proportion ♥ b. The null and alternative hypotheses would be: Ho: [?vSelect an answer♥ (please enter a decimal) H1: ?vSelect an answer v (Please enter a decimal) c. The test statistic ?v = (please show your answer to 3 decimal places.) d. The p-value = (Please show your answer to 4 decimal places.) e. The p-value is f. Based on this, we should fail to reject the null hypothesis.

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