In a large section of a statistics class, the points for the final exam are normally...
Fantastic news! We've Found the answer you've been seeking!
Question:
Transcribed Image Text:
In a large section of a statistics class, the points for the final exam are normally distributed, with a mean of 74 and a standard deviation of 9. Grades are assigned such that the top 10% receive A's, the next 20% received B's, the middle 40% receive C's, the next 20% receive D's, and the bottom 10% receive F's. Find the lowest score on the final exam that would qualify a student for an A, a B, a C, and a D. Click here to view Page 1 of the Standard Normal Table Click here to view Page 2 of the Standard Normal Table The lowest score that would qualify a student for an A is (Round up to the nearest integer as needed.) The lowest score that would qualify a student for a B is (Round up to the nearest integer as needed.) The lowest score that would qualify a student for a C is (Round up to the nearest integer as needed.) The lowest score that would qualify a student for a D is (Round up to the nearest integer as needed.) In a large section of a statistics class, the points for the final exam are normally distributed, with a mean of 74 and a standard deviation of 9. Grades are assigned such that the top 10% receive A's, the next 20% received B's, the middle 40% receive C's, the next 20% receive D's, and the bottom 10% receive F's. Find the lowest score on the final exam that would qualify a student for an A, a B, a C, and a D. Click here to view Page 1 of the Standard Normal Table Click here to view Page 2 of the Standard Normal Table The lowest score that would qualify a student for an A is (Round up to the nearest integer as needed.) The lowest score that would qualify a student for a B is (Round up to the nearest integer as needed.) The lowest score that would qualify a student for a C is (Round up to the nearest integer as needed.) The lowest score that would qualify a student for a D is (Round up to the nearest integer as needed.)
Expert Answer:
Answer rating: 100% (QA)
Mean 74 and 9 Lowest score that would qualify a student for an A grade Top 10 of st... View the full answer
Related Book For
Elementary Statistics Picturing the World
ISBN: 978-0321911216
6th edition
Authors: Ron Larson, Betsy Farber
Posted Date:
Students also viewed these mathematics questions
-
A. 450,000 B. 468,000 C. 508,000 D. 558,000 .Pedro earned and incurred the following income and expenses: Compensation (exclusive of mandatory contributions) Mandatory contributions Gross receipts...
-
For humans, gestation periods are normally distributed with a mean of 266 days and a standard deviation of 16 days. a. Use the technology of your choice to simulate four random samples of 50 human...
-
For humans, gestation periods are normally distributed with a mean of 266 days and a standard deviation of 16 days. Suppose that you observe the gestation periods for a sample of nine humans. a....
-
Identify the implied strategies that correspond with the Department of Veterans Affairs Healthcare System High Matrix Score on SWOT quadran that they might look like at your HSO. Also explain why...
-
Find the number of ways to totally order the partial order of all positive-integer divisors of (a) 24; (b) 75; and (c) 1701.
-
Identify the amplitude and period of the following functions. f() = 2 sin 2
-
Xie Company identified the following activities, costs, and activity drivers for 2017. The company manufactures two types of go-karts: deluxe and basic. Required 1. Compute a single plantwide...
-
Goldberg Apparel Company uses a job order cost system. The following data summarize the operations related to production for March: a. Materials purchased on account, $233,000. b. Materials...
-
Electronex Corporation currently employs four workers. Tom is capable of producing 20 transistor radios or 5 cellular telephones.Sue can produce 8 radios or 8 phones.Jane can produce 4 radios or 16...
-
1. Assume that a third party(ies) is considering whether to sue the external auditors of QSGI. What could they allege in their lawsuit and why? 2. Assuming a third party(ies) files the lawsuit, what...
-
Gloria is a seventeen years old girl and has been married out of community of property Dan for a year. She applies for a personal loan with Q Bank to cover her grocery expenses during Covid-19...
-
P8-14 Activity-Based Costing as an Alternative to Traditional Product Costing: Simplified Method This chapter emphasizes the use of activity-based costing in internal decisions. However, a modified...
-
A simple trust has one beneficiary and in the current year has interest income of 8,000.00, tax exempt interest of$6,000.00, c/g income of$4,000 and fiduciary fees expense of $2,000.00 (allocable to...
-
You are to select 5 companies for your investment portfolio. In order to get the best portfolio combination of companies for the purpose of diversifying the risk, you have to screen for best...
-
Once again consider the investment project from Question 7 where QAN is considering a project that requires an initial investment of $800m now, but that is expected to generate free cash flows of...
-
Evaluate the integral S dx 1 + sin(x)
-
Which agencies regulate most of the products within the agri-food supply chain within the United States? Why is important to have these agencies involved in the supply chain?
-
Would you use the adjacency matrix structure or the adjacency list structure in each of the following cases? Justify your choice. a. The graph has 10,000 vertices and 20,000 edges, and it is...
-
In Savannah, Georgia, the mean number of days in July with 0.01 inch or more of precipitation is 13. Find the probability that, next July, the number of days with 0.01 inch or more of precipitation...
-
Football player Tom Brady completes a pass 63.7% of the time. Find the probability that (a) The first pass he completes is the second pass, (b) The first pass he completes is the first or second...
-
Two-tailed test, = 0.10 Find the critical value(s) and rejection region(s) for the type of z-test with level of significance . Include a graph with your answer.
-
Tymonns Traders Ltd uses sales and purchases journals in its accounting system. The following transactions occurred during April 2019. Required (a) Complete the requirements below, assuming the...
-
On 30 June 2019 the following information appeared in the accounting records of Ndung and Mkoka. Balance of Accounts Receivable Control account, $3725 Total of schedule of accounts receivable,...
-
Bonnie and Clyde have a partnership to run their human resource management services firm. Account balances related to their equity for the year ended 30 June 2020 are as follows. Profit of $124 000...
Study smarter with the SolutionInn App