Answered step by step

Verified Expert Solution

Link Copied!

Question

1 Approved Answer

Posted on May 19, 2024

Suppose previous mark Mean= 65 Sd= 15 random variable x student population A. Find the proportion of students who received grade HD (a score of

Suppose previous mark Mean= 65 Sd= 15 random variable x student population

A. Find the proportion of students who received grade HD (a score of atleast 80)

B. Find the proportion of who received CD (between 60 and 69)

C. Assume 9% of the students failed in exam. Find the out off marks of failing in exam.

Step by Step Solution

There are 3 Steps involved in it

Step: 1

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

Step: 3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

A Pathway To Introductory Statistics

Authors: Jay Lehmann

1st Edition

0134107179, 978-0134107172

More Books

Students also viewed these Mathematics questions

Question

D Question 9 - Week 6: Ho X Content Week 05 Quiz (page 6 of X *MATH 232 Week 05 Quiz X * Homework Help - Q&Af x + X - C myonline.norwich.edu/mod/quiz/attempt.php?attempt=138347&cmid=869187&page=5...

Answered: 1 week ago

Question

I need help with my statistics homework. Questions attached below. The following is the average daily temperature for Frederick, Maryland for the month of June: 70 73 90 73 80 70 70 88 82 83 84 91 77...

Answered: 1 week ago

Question

Part 1: Probability Review 1. Suppose that a popular grocery store tells customers the probability they will have to wait in line for at least 3 minutes is 0.25. What does the grocery store mean by...

Answered: 1 week ago

Question

★★★★★

Consider the following function. def f(x): a = [] while x > 0: a.append(x) f(x-1) A new object of type list is created for each recursive invocation of f. True or False

Answered: 1 week ago

Question

★★★★★

List the values of the four quantum numbers (n, , m , m s ) for each of the electrons in the ground state of neon.

Answered: 1 week ago

Question

★★★★★

The recognition sequence for the restriction enzyme TaqI is TCGA. Indicate the products of the reaction of TaqI with the DNA sequence shown. 5'-ACGTCGAATC-3' 3'-TGCAGCTTAG-5'

Answered: 1 week ago

Question

★★★★★

For a random sample of size ????, which confidence level, 90% or 95%, will produce a wider confidence interval? Explain.

Answered: 1 week ago

Question

★★★★★

Orasco Company uses both standards and budgets. For the year, estimated production of Product X is 500,000 units. Total estimated cost for materials and labor are $1,200,000 and $1,600,000. Compute...

Answered: 1 week ago

Question

★★★★★

A firm is considering an investment in a new machine with a price of $ 1 7 . 5 million to replace its existing machine. The current machine has a book value of $ 7 . 2 million and a market value of $...

Answered: 1 week ago

Question

★★★★★

Consider four different stocks, all of which have a required return of 1 8 . 2 5 percent and a most recent dividend of $ 3 . 6 0 per share. Stocks W , x , and Y are expected to maintain constant...

Answered: 1 week ago

Question

★★★★★

This is an individual project; all work must be your own. Contact me if you have questions. Part 1 : Data Analysis ( 7 0 points ) Your friend owns a company that offers 1 - day educational tours to...

Answered: 1 week ago

Question

★★★★★

A national licensure system could be implemented at the state or national level and would involve the issuance of a license based on a standardized set of criteria for the practice of health care...

Answered: 1 week ago

Question

★★★★★

PopUp Company produces two types of toasters, basic and deluxe.For the current period, the company reports the following data: Basic Toaster Deluxe Toaster Volume 20,000 units 5,000 units Machine...

Answered: 1 week ago

Question

★★★★★

The comparative condensed balance sheets of Able Corporation are presented below. ABLE CORPORATION Comparative Condensed Balance Sheets December 31 2021 2020 Assets Current assets $ 72,000 $ 80,000...

Answered: 1 week ago

Question

★★★★★

Describe a situation in which a weak but easy-to-use password may be adequate? In a typical office, biometric authentication might be used to control access to employees and registered visitors only....

Answered: 1 week ago

Question

★★★★★

The Green Company processes unprocessed goat milk up to the split-off point where two products, condensed goat milk and skin goat milk result. The following information was collected for the month of...

Answered: 1 week ago

Question

★★★★★

The words without recourse on an indorsement means the indorser is: a. not liable for any problems associated with the instrument. b. not liable if the instrument is dishonored. c. liable personally...

Answered: 1 week ago

Question

★★★★★

23. Cash Management. Suppose that the rate of interest increases from 4% to 8% per year. Would firms' cash balances go up or down relative to sales? Explain. (LOS)

Answered: 1 week ago

Question

★★★★★

15. Credit Analysis. Financial ratios were described in Chapter 4. If you were the credit manager, to which financial ratios would you pay most attention? (LO3)

Answered: 1 week ago

Question

★★★★★

21. Lock Boxes. The financial manager of JAC Cosmetics is considering opening a lock box in Pittsburgh. Checks cleared through the lock box will amount to $300,000 per month. The lock box will make...

Answered: 1 week ago

Previous Question Next Question