Question

Five students were tested before and after taking a class to improve their study habits. They...

Five students were tested before and after taking a class to improve their study habits. They were given articles to read which contained a known number of facts in each story. After the story each student listed as many facts as he/she could recall. The following data was recorded.

Before 10 12 14 16 12
Atter 15 14 17 17 20
. What is your conclusion, using á = 0.052 tail?
0 0
Add a comment Improve this question Transcribed image text
Know the answer?
Add Answer to:
Five students were tested before and after taking a class to improve their study habits. They...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • Nine students were randomly selected to attend a seminar to improve study habits. The table below...

    Nine students were randomly selected to attend a seminar to improve study habits. The table below shows the number of hours per week each student studied before and after the seminar. At alpha=0.05, is there sufficient evidence that attending the seminar increases the number of hours per week students study? (Assume study times are approximately normal.) Before seminar After seminar Find the p-value for the test. Round your answer to 4 decimal places.

  • An SAT prep course claims to improve the test score of students. The table below shows...

    An SAT prep course claims to improve the test score of students. The table below shows the scores for seven students the first two times they took the verbal SAT. Before taking the SAT for the second time, each student took a course to try to improve his or her verbal SAT scores. Do these results support the claim that the SAT prep course improves the students' verbal SAT scores? Let d = (verbal SAT scores prior to taking the...

  • Can taking chess lessons and playing chess improve memory? The online article described a study in...

    Can taking chess lessons and playing chess improve memory? The online article described a study in which sixth-grade students who had not previously played chess participated in a program in which they took chess lessons and played chess daily for 9 months. Each student took a memory test (the Test of Cognitive Skills) before starting the chess program and again at the end of the 9-month period. The table below shows the results for 12 randomly selected students. Student 1...

  • Can taking chess lessons and playing chess improve memory? The online article described a study in...

    Can taking chess lessons and playing chess improve memory? The online article described a study in which sixth-grade students who had not previously played chess participated in a program in which they took chess lessons and played chess daily for 9 months. Each student took a memory test (the Test of Cognitive Skills) before starting the chess program and again at the end of the 9-month period. The table below shows the results for 12 randomly selected students. Student 1...

  • I will leave a LIKE if everything is answered correctly like I have asked. The data below was collected from Math 13 students. They were asked how many units they were taking this semester and to rat...

    I will leave a LIKE if everything is answered correctly like I have asked. The data below was collected from Math 13 students. They were asked how many units they were taking this semester and to rate their math anxiety level, on a scale from 0 to 10 For each hypothesis test, provide the claim, critical values, test statistic and conclusion 5) Divide the data into two groups: those with 0-5 math anxiety and those with 6-10 math anxiety. Test...

  • Question 1. Thirty graduate students were asked how many credit hours they were taking in the...

    Question 1. Thirty graduate students were asked how many credit hours they were taking in the current quarter. Download the available data: Calculate the mean, median, standard deviation, variance, and range for this sample using Excel. Write a sentence explaining what each measure means. What is the standard error of the mean based on the data? What would be the best point estimate for the population credit hours? (“Population” refers to all graduate students’ credit hours in the universe.) What...

  • In a study of memory recall, 8 students from a large psychology class were selected at...

    In a study of memory recall, 8 students from a large psychology class were selected at random and given 10 minutes to memorize a list of 20 nonsensical words. Each was asked to list as many of the words as he or she could remember both 1 hour and 24 hours later. The data are as shown in the accompanying table B Student 1 2 3 4 5 6 7 1 hour later 15 13 10 12 15 24 hours...

  • An instructor for a test preparation course claims that the course will improve the test scores...

    An instructor for a test preparation course claims that the course will improve the test scores of students. The table shows the critical reading scores for 14 students the first two times they took the lost. Before taking the test for the second time, the students took the instructor's course to try to improve their critical reading fost scores. Ata -0.01, is there enough evidence to support the instructor's claim? Complete parts (a) throw Student 1 2 3 4 5...

  • In a study on attraction, suppose subjects were asked to rate pictures of females and males...

    In a study on attraction, suppose subjects were asked to rate pictures of females and males taken before and after a face-lift. Subjects rated the pictures on a number of variables. The total attractiveness ratings are given below, with higher numbers meaning higher attractiveness. You are asked to test whether face-lifts improve the looks of the subjects. Subject: 1 2 3 4 5 6 7 8 9 10 11 12   13 14 15 Before: 22 24 26 20 23 22...

  • s. QUESTION 2 Use minitab Suppose a sample of 20 students were given a diagnostic test...

    s. QUESTION 2 Use minitab Suppose a sample of 20 students were given a diagnostic test before studying a particular module and then again after completing the module. We want to find out if, in general, our teaching leads to improvements in students' knowledge/skills (i.e. test scores). We can use the results from our sample of students to draw conclusions about the impact of this module in general. 92.MPJ 1) check assumption (fort show your correct 3) find the t-value...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT