Question

A researcher was interested in seeing how many names a class of 38 students could remember...

A researcher was interested in seeing how many names a class of 38 students could remember after playing a name game After playing the name game, the students were asked to recall as many first names of fellow students as possible. The mean number of names recalled was 19.41 with a standard deviation of 3.17. Use this information to solve the following problem. What proportion of the students recalled more than 15 names?

a. .4177

b. .0823

c. .9177

d. .0808

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
A pharmaceutical company claim that it new supplement possible to increase memory recall. Eight students from...
A pharmaceutical company claim that it new supplement possible to increase memory recall. Eight students from a large psychology class were selected at random and given 10 minutes to memorize a list of 20 nonsense words. Each was asked to list as many of words as he or she could remember in the next 24 hour later. The similar group of students consumes the supplement for a month and the test was repeated. Is there evidence to suggest that the...
Sampling with replacement A researcher is interested in drawing a sample of potential voters from a...
Sampling with replacement A researcher is interested in drawing a sample of potential voters from a population of 10 individuals. She settles on a sample size of 5, and sends out random invitations to 5 of the voters, by picking their names randomly from a list. How many possible samples could she draw from this population? Sampling without replacement The researcher realizes that she made a mistake! She accidentally asked the selected some of the same voters more than once....
38. A State issues car license plates with three letters followed by three numbers (for example,...
38. A State issues car license plates with three letters followed by three numbers (for example, FGH831 or BBB222). How many different license plates are possible? (Note that letters or numbers may repeat in the license plate. Hint: Use the Fundamental Counting Rule for this question.) There are five students who are interested in presenting their final project to the class, but there is only time for three presentations. The five students are Amy, Bob, Chun, Dan and Ed. 39....
Ages Number of students 15-18 3 19-22 2 23-26 5 27-30 2 31-34 4 35-38 4...
Ages Number of students 15-18 3 19-22 2 23-26 5 27-30 2 31-34 4 35-38 4 Find the relative frequency for the class with lower class limit 35 Relative Frequency = % Ages Number of students 15-18 2 19-22 10 23-26 8 27-30 10 31-34 9 35-38 4 Based on the frequency distribution above, find the relative frequency for the class with a lower class limit of 15 Give your answer as a percent, rounded to 1 place after the...
8.Study Type: For each of the following situations state whether the research is an observational study...
8.Study Type: For each of the following situations state whether the research is an observational study or a designed experiment. Explain your reasoning for your answer. A) Recall Problem #3, in Grand Haven, Michigan, the speed limit on Mercury Drive is 45 mph. Residents with a driveway leading out to the road often complain that traffic tends to exceed 45 mph. A traffic engineer installs a device that records the speed of each car that passes a certain point on...
Include all hypothesis test with all four steps that are clearly labeled include confidence intervals with...
Include all hypothesis test with all four steps that are clearly labeled include confidence intervals with all outputs as well as the CI itself include which calculator function is used for each problem. In a study of memory recall, eight students from a large psychology class were selected at random and given 10 minutes to memorize a list of 20 nonsense words. Each was asked to list as many of the words as he or she could remember both 1...
a. all Hypothesis Tests must include all four steps, clearly labeled; b. all Confidence Intervals must...
a. all Hypothesis Tests must include all four steps, clearly labeled; b. all Confidence Intervals must include all output as well as the CI itself c. include which calculator function you used for each problem. 4. In a study of memory recall, eight students from a large psychology class were selected at random and given 10 minutes to memorize a list of 20 nonsense words. Each was asked to list as many of the words as he or she could...
Instructions: For this discussion, everyone in a prior class told me how many siblings they have....
Instructions: For this discussion, everyone in a prior class told me how many siblings they have. That data is in the chart (below). For example, if someone had three siblings, then they put an X in the row for Three Siblings. First, determine the frequency of siblings. Then answer the questions that follow/ Number of Siblings Running Tally of Number of Siblings (Brothers and Sisters) (Put a x each time the category applies) Frequency Zero (no) siblings xxxxxxxxxxx 11 One...
solve the following and mark the correct statement. i) In which case could the sampling distribution...
solve the following and mark the correct statement. i) In which case could the sampling distribution of sample means be expected to be normally distributed? A) The parent population is skewed, the sample size is 20. B) The parent population is jumbled, the sample size is 20 C) The parent population is jumbled, the sample size is 50. D) The parent population is uniform, the sample size is 20. ii) Recent English test scores were approximately normally distributed with a...
As you saw from the lab PowerPoint slides last week, you will be doing a research...
As you saw from the lab PowerPoint slides last week, you will be doing a research study looking at ‘Aggression Priming” for your first paper. For this week’s discussion, I want you to discuss with your group what you think this study is about. What is the hypothesis? What theory does it come from? What do you predict will happen (do you expect something different than the hypothesis in the researcher instructions? If so, what and why?)? Do you think...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT