Question

Two sample Dependent t-test (or Paired t-test) You want to test your hypothesis below: There is...

Two sample Dependent t-test (or Paired t-test)

You want to test your hypothesis below:

There is a difference in mean test scores between Exam 1 and Exam 2

            Provide your answers in the template below the data set.

Exam 1

Exam 2

17

19

18

20

16

22

18

24

12

10

20

25

18

20

20

22

20

21

22

23

20

20

10

10

8

12

12

14

16

12

16

20

18

22

20

24

18

23

21

17

State the Ha=

State the H0=

Class 1

Class 2

Mean

SD

t-test, p value

Conclusion (reject or accept the null)

Interpret the conclusion
Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
You want to test your hypothesis below: There is a difference in mean test scores between...
You want to test your hypothesis below: There is a difference in mean test scores between before practice and after practice.             Provide your answers in the template below the data set. Before After 13 16 16 18 10 12 14 18 15 18 12 15 11 12 18 20 19 20 16 18 15 18 14 15 12 12 13 17 14 16 15 17 State the Ha= State the H0= Before After Mean SD t-test, p value Conclusion...
Calculate d and sd for the paired data given below. Assume the two samples are dependent...
Calculate d and sd for the paired data given below. Assume the two samples are dependent samples of paired data, and assume the population distribution of the paired differences are approximately normal. Don’t round. (1 point) Group A 18 23 24 19 17 22 18 16 20 Group B 24 23 23 19 20 21 23 19 23
A consumer advocate researches the length of life between two brands of refrigerators, Brand A and...
A consumer advocate researches the length of life between two brands of refrigerators, Brand A and Brand B. He collects data (measured in years) on the longevity of 40 refrigerators for Brand A and repeats the sampling for Brand B. These data are measured in years. (You may find it useful to reference the appropriate table: z table or t table) Brand A Brand B Brand A Brand B 23 12 21 18 22 15 17 20 18 20 20...
What is the null hypothesis ? What is MSTR? What is MSE? *Give your answer to...
What is the null hypothesis ? What is MSTR? What is MSE? *Give your answer to two decimal places.* What is the value of the test statistic? *Give your answer to two decimal places.* What is the p-value? *Give your answer to four decimal places.* What is your conclusion using α = 0.05? State your conclusion in words a non-statistician could understand. Italian Seafood Steakhouse 12 16 24 13 18 19 15 17 23 17 26 25 18 23 21...
6. Using the class data (see Blackboard file - "Class Survey Data - PSS-10 and GAS")...
6. Using the class data (see Blackboard file - "Class Survey Data - PSS-10 and GAS") calculate the correlation between the GAS – Goal disengagement and the GAS – Goal reengagement scores. Write the results in a statistical statement. 7. Using the class data calculate the correlation between the GAS – Goal disengagement and the PSS-10 scores. Write the results in a statistical statement. 8. Using the class data calculate the correlation between the GAS – Goal reengagement scores and...
A study was conducted to see if students’ writing skills continue to improve as the academic...
A study was conducted to see if students’ writing skills continue to improve as the academic year progresses. English 101 students were asked to write essays throughout the year in September, December, March and June. The scores were compared to see if there is any improvement in this one-year course. Was there a significant improvement? The appropriate test for this problem is: one-way ANOVA repeated measurements Student September December March June 1 17 23 21 24 2 25 21 21...
A consumer advocate researches the length of life between two brands of refrigerators, Brand A and...
A consumer advocate researches the length of life between two brands of refrigerators, Brand A and Brand B. He collects data (measured in years) on the longevity of 40 refrigerators for Brand A and repeats the sampling for Brand B. These data are measured in years. (You may find it useful to reference the appropriate table: z table or t table) Brand A Brand B Brand A Brand B 25 21 18 19 15 15 24 19 24 15 17...
Suppose you want to test the claim the the paired sample data given below come from...
Suppose you want to test the claim the the paired sample data given below come from a population for which the mean difference is μd=0. x- 85, 78, 50, 87, 66, 60, 90 y- 73, 81, 61, 73, 59, 86, 68 Use a 0.05 significance level to find the following: (a) The mean value of the differnces d for the paired sample data d⎯⎯= (b) The standard deviation of the differences d for the paired sample data sd= (c) The...
uppose you want to test the claim the the paired sample data given below come from...
uppose you want to test the claim the the paired sample data given below come from a population for which the mean difference is μd=0. x 51 89 60 78 75 81 59 y 79 84 87 75 93 55 64 Use a 0.01 significance level to find the following: (a) The mean value of the differnces d for the paired sample data d⎯⎯⎯= (b) The standard deviation of the differences d for the paired sample data sd= (c) The...
Perform a repeated-measures ANOVA on these data to determine whether this has an effect on employee...
Perform a repeated-measures ANOVA on these data to determine whether this has an effect on employee stress self-reports. Does this policy have long-lasting effects? Higher stress scores are equal to higher stress levels. Make sure to test assumptions as well. Employee Stress time1 Stress time2 Stress Score time3 A 22 21 21 B 24 25 23 C 15 14 17 D 17 22 18 E 21 20 21 F 22 18 16 G 17 20 23 1. State the independent...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT