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Over a 4 day period police officer Ali gave the following number of traffic tickets: 34, 22, 26, 18. During the

Over a 4 day period police officer Ali gave the following number of traffic tickets: 34, 22, 26, 18. During the

same 4 day period officer JT gave the following number of tickets: 25, 18, 18, 15. Conduct a paired t-test to determine if there is a statistically significant difference at the .05 significance level. What is the research hypothesis?

H0: m =0

H1: md = 0

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H0: md = 0

H1: md ≠ 0

H1: md = 0

H0: mAli = mJT

None of the above

Over a 4 day period police officer Ali gave the following number of traffic tickets: 34, 22, 26, 18. During the same 4-day period office JT gave the following number of tickets: 25, 18, 19, 15. Conduct a paired t-test to determine if there is a statistically significant difference at the .05 significance level. How many degrees of freedom in this test?

.025

2.35

3.18

3.00

4.00

4.17

None of the above

Over a 4 day period police officer Ali gave the following number of traffic tickets: 34, 22, 26, 18. During the same 4-day period office JT gave the following number of tickets: 25, 18, 19, 15. Conduct a paired t-test to determine if there is a statistically significant difference at the .05 significance level. What is the calculated value of the test statistic?

.013

.025

2.35

3.18

3.00

4.17

None of the above

Over a 4 day period police officer Ali gave the following number of traffic tickets: 34, 22, 26, 18. During the same 4-day period office JT gave the following number of tickets: 25, 18, 19, 15. Conduct a paired t-test to determine if there is a statistically significant difference at the .05 significance level. What is the p-value?

.013

.025

2.35

3.18

3.00

4.17

None of the above

Over a 4 day period police officer Ali gave the following number of traffic tickets: 34, 22, 26, 18. During the same 4-day period office JT gave the following number of tickets: 25, 18, 19, 15. Conduct a paired t-test to determine if there is a statistically significant difference at the .05 significance level. What is your decision regarding the null hypothesis?

Fail to reject the null hypothesis; there is a statistically significant difference in the number of tickets issued. Ali issued more.

Fail to reject the null hypothesis; there is statistically significant difference in the number of tickets issued. Ali issued more.

Fail to reject the null hypothesis; there is no statistically significant difference in the number of tickets issued.

Reject the null hypothesis; there is not statistically significant difference in the number of tickets issued.

Reject the null hypothesis; there is a statistically significant difference in the number of tickets issued. JT issued more.

Reject the null hypothesis; there is a statistically significant difference in the number of tickets issued. Ali issued more.

None of the above

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