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9.2
question 5
part b only
explain how you find the confidence interval as well
please!!...
A study was done on proctored and nonproctored tests. The results are shown in the table....
A study was done on proctored and nonproctored tests. The results are shown in the table. Assume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal Complete parts (a) and (b) below. Use a 0.05 significance level for both parts. n Proctored Nonproctorec 12 31 30 75.98 86.26 10.57 19.42 X in a. Test the claim that students taking nonproctored tests get a higher...
Proctored Nonproctored ?2 30 84.06 A study was done on proctored and nonproctored tests. The results...
Proctored Nonproctored ?2 30 84.06 A study was done on proctored and nonproctored tests. The results are shown in the table ssume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal Complete parts (a) and (b) below Use a 0 05 significance level for both parts X 77.73 s 11761883 a. Test the claim that students taking nonproctored tests get a higher mean score...
A. B. C. D. Construct a confidence interval suitable for testing claim that students taking non...
A.
B.
C.
D.
Construct a confidence interval suitable for testing claim that
students taking non proctored tests get higher mean score than
those taking proctored tests.
___<µ1 - µ2 < ____
Yes/No____ because the confidence interval contains only
positive values/only negative values/zero ______.
E.
Construct a confidence interval suitable for testing claim that
students taking non proctored tests get higher mean score than
those taking proctored tests.
___<µ1 - µ2 < ____
Yes/No____ because the confidence interval contains only...
Question 16: A study was done on proctored and nonproctored tests. The results are shown in...
Question 16: A study was done on proctored and nonproctored tests. The results are shown in the table. Assume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal. Complete parts (a) and (b) below. Use a 0.01 significance level for both parts. Proctored Nonproctored 11 n| 35 | 32 76.15 | 88.09 10.39 21.09 A) Test the claim that students taking nonproctored tests get...
D Question 22 4 pts A study was done on proctored and nonproctored tests. The results...
D Question 22 4 pts A study was done on proctored and nonproctored tests. The results are shown in the table. Assume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal. Use a 0.05 significance level. Test the claim that students taking nonproctored tests get a higher mean score than those taking proctored tests. Identify the null and alternative hypotheses Proctored Nonproctored Hi H2...
Question Help 9.2.7-T Assigned Media A study was done on proctored and nonproctored tests. The results...
Question Help 9.2.7-T Assigned Media A study was done on proctored and nonproctored tests. The results are shown in the table. Assume that the two samples are Independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal. Complete parts (a) and (b) below. Use a 0.05 significance level for both parts. I H2 31 8724 AE 33 77.93 4490 X <H-H2O (Round to two decimal places as needed.) Ji V...
p-value too 5 of 11 (11 complete) core: 0.63 of 5 pts 39.2.7-1 HW Score: 57.05%,...
p-value too
5 of 11 (11 complete) core: 0.63 of 5 pts 39.2.7-1 HW Score: 57.05%, 31.38 of 55 pts Question Help P2 Proctored Nonproctored A study was done on proctored and nonproctored tests. The results are shown in the table. Assume that the two samples are independent i simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are n31 32 equal. Complete parts (a) and (b) below. Use a 0.05 significance...
u A study was done on body temperatures of men and women. The results are shown...
u A study was done on body temperatures of men and women. The results are shown in the table. Assume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal. Complete parts (a) and (b) below. Use a 0.05 significance level for both parts Men 11 11 97.76°F 0.81°F Women 2 59 97.45°F 0.71°F S a. Test the claim that men have a higher mean...
A. B. Please follow the steps of hypothesis testing, including identifying the alternative and null hypothesis,...
A.
B.
Please follow the steps of hypothesis testing, including
identifying the alternative and null hypothesis, calculating the
test statistic, finding the p-value, and making a conclusions about
the null hypothesis and a final conclusion that addresses the
original claim. Use a significance level of 0.10. Is the conclusion
affected by whether the significance level is 0.10 or 0.01?
Test Statistic=______ (Round to two decimal places)
P-Value=______ (Round to three decimal places)
Answer choices below:
a) Yes, the conclusion is...
A. B. 2. The test statistic,is ______ (Round to two decimal places as needed.) 3. The P-value is ______ (Round t...
A.
B.
2. The test statistic,is ______
(Round to two decimal places as needed.)
3. The P-value is ______
(Round to three decimal places as needed.)
4. State the conclusion for the test.
________________ the null hypothesis. There ______ sufficient
evidence to support the claim that those treated with magnets have
a greater mean reduction in pain than those given a sham
treatment.
5. Is it valid to argue that magnets might appear to be
effective if the sample sizes...
A study was done on proctored and nonproctored tests. The results are shown in the table. Assume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal Complete parts (a) and (b) below. Use a 0.05 significance level for both parts. n Proctored Nonproctorec 12 31 30 75.98 86.26 10.57 19.42 X in a. Test the claim that students taking nonproctored tests get a higher...
Proctored Nonproctored ?2 30 84.06 A study was done on proctored and nonproctored tests. The results are shown in the table ssume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal Complete parts (a) and (b) below Use a 0 05 significance level for both parts X 77.73 s 11761883 a. Test the claim that students taking nonproctored tests get a higher mean score...
A.
B.
C.
D.
Construct a confidence interval suitable for testing claim that
students taking non proctored tests get higher mean score than
those taking proctored tests.
___<µ1 - µ2 < ____
Yes/No____ because the confidence interval contains only
positive values/only negative values/zero ______.
E.
Construct a confidence interval suitable for testing claim that
students taking non proctored tests get higher mean score than
those taking proctored tests.
___<µ1 - µ2 < ____
Yes/No____ because the confidence interval contains only...
Question 16: A study was done on proctored and nonproctored tests. The results are shown in the table. Assume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal. Complete parts (a) and (b) below. Use a 0.01 significance level for both parts. Proctored Nonproctored 11 n| 35 | 32 76.15 | 88.09 10.39 21.09 A) Test the claim that students taking nonproctored tests get...
D Question 22 4 pts A study was done on proctored and nonproctored tests. The results are shown in the table. Assume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal. Use a 0.05 significance level. Test the claim that students taking nonproctored tests get a higher mean score than those taking proctored tests. Identify the null and alternative hypotheses Proctored Nonproctored Hi H2...
Question Help 9.2.7-T Assigned Media A study was done on proctored and nonproctored tests. The results are shown in the table. Assume that the two samples are Independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal. Complete parts (a) and (b) below. Use a 0.05 significance level for both parts. I H2 31 8724 AE 33 77.93 4490 X <H-H2O (Round to two decimal places as needed.) Ji V...
p-value too
5 of 11 (11 complete) core: 0.63 of 5 pts 39.2.7-1 HW Score: 57.05%, 31.38 of 55 pts Question Help P2 Proctored Nonproctored A study was done on proctored and nonproctored tests. The results are shown in the table. Assume that the two samples are independent i simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are n31 32 equal. Complete parts (a) and (b) below. Use a 0.05 significance...
u A study was done on body temperatures of men and women. The results are shown in the table. Assume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal. Complete parts (a) and (b) below. Use a 0.05 significance level for both parts Men 11 11 97.76°F 0.81°F Women 2 59 97.45°F 0.71°F S a. Test the claim that men have a higher mean...
A.
B.
Please follow the steps of hypothesis testing, including
identifying the alternative and null hypothesis, calculating the
test statistic, finding the p-value, and making a conclusions about
the null hypothesis and a final conclusion that addresses the
original claim. Use a significance level of 0.10. Is the conclusion
affected by whether the significance level is 0.10 or 0.01?
Test Statistic=______ (Round to two decimal places)
P-Value=______ (Round to three decimal places)
Answer choices below:
a) Yes, the conclusion is...
A.
B.
2. The test statistic,is ______
(Round to two decimal places as needed.)
3. The P-value is ______
(Round to three decimal places as needed.)
4. State the conclusion for the test.
________________ the null hypothesis. There ______ sufficient
evidence to support the claim that those treated with magnets have
a greater mean reduction in pain than those given a sham
treatment.
5. Is it valid to argue that magnets might appear to be
effective if the sample sizes...
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