Answered step by step

Verified Expert Solution

Link Copied!

Question

1 Approved Answer

Posted on Jun 11, 2024

The annual income for a sample of 450 part-time students is normally distributed with a mean income of $31,000 and a standard deviation of $3,000.

The annual income for a sample of 450 part-time students is normally distributed with a mean income of $31,000 and a standard deviation of $3,000.

What is the probability their annual income is more than $35,000?
What is the probability their annual income is $22,000-$28,000?
What is the probability their annual income is $30,000?
How much does a student need to make to be in the bottom 25% for their annual income?

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

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

Step: 2

blur-text-image

Step: 3

blur-text-image

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

Directed Algebraic Topology And Concurrency

Directed Algebraic Topology And Concurrency

Authors: Lisbeth Fajstrup, Eric Goubault, Emmanuel Haucourt, Samuel Mimram, Martin Raussen

1st Edition

3319153986, 9783319153988

More Books

Students also viewed these Mathematics questions

Question

★★★★★

The Itsar Products Company has made the following monthly estimates of cash receipts and cash disbursements when preparing cash budgets for the next twelve months. Itsar Products has beginning cash...

Answered: 1 week ago

Question

★★★★★

2. Discuss how the marketing management-decision action that you recommend to Jim Davis is influenced by the scaling technique that you suggested earlier and by the findings of that research.

Answered: 1 week ago

Question

★★★★★

4. Be playful with younger children: Use a dramatic voice, sensational hat, or clapping game (S. A. Miller, 2005).

Answered: 1 week ago

Question

★★★★★

Bear Stearns & Co Answer the following 10 questions, using the financial statement data from Blockbuster Entertainment Corporation. Show your work (i.e., note what numbers you're using). On May...

Answered: 1 week ago

Question

★★★★★

You invest $600 an an annual rate of 7% for fifteen years. How much more interest would you earn in year 11 with compound vs. simple interest and for the whole 15 years?

Answered: 1 week ago

Question

★★★★★

Scenario Probability of Outcome Return on Security 1 Return on Security 2 Return on Security 3 1 0.25 -0.25 0.25 0.10 2 0.3 0.20 -0.15 0.15 3 0.3 -0.15 0.20 0.20 4 0.15 0.10 -0.10 0.25 A. What is the...

Answered: 1 week ago

Question

★★★★★

Briefly explain the following paragraph. Recommendations for Access Point and Antenna Placement: The following recommendations are made for the placement of the access point and antenna: The access...

Answered: 1 week ago

Question

★★★★★

Echuca Corporation manufactures microcomputer. To manufacture microcomputer, Echuca Corporation set up the machines and moulds. Set-up overhead costs consist of some costs that are variable and some...

Answered: 1 week ago

Question

★★★★★

How can you detect intrusions to your networks and prevent them? Do you think digital forensics and contingency planning are enough to solve the problem or do you need more technologies? Justify your...

Answered: 1 week ago

Question

★★★★★

Objective 3: Compute the Mean and Standard Deviation of a Binomial Random Variable 6.2 The Binomial Probability Distribution 6.2.RA-2 0.67 of 1 Point Question Help According to an almanac, 60% of...

Answered: 1 week ago

Question

★★★★★

Because cigarettes and tobacco are dangerous for the health of both smokers and passive smokers, it can be concluded that cigarettes and tobacco are as harmful as drugs. There is no reason for the...

Answered: 1 week ago

Question

★★★★★

Which of the following methods may combine a graphic rating scale with a critical incidents system? Group of answer choices The behaviorally anchored rating scale method The ranking method The...

Answered: 1 week ago

Question

★★★★★

Making a journal entry for cost of goods completed. The last department in the production process is the Finishing Department. At the end of June, the cost of goods completed during the month was...

Answered: 1 week ago

Question

★★★★★

Allocating service department costs. The Lewis Group, Inc., allocates the costs of its Building Services Department to the producing departments on the basis of square feet of floor space occupied....

Answered: 1 week ago

Question

★★★★★

Making a journal entry to charge overhead costs to producing departments. Based on the worksheet in Exercise 2, give the general journal entry to close Manufacturing Overhead Control into the three...

Answered: 1 week ago

Previous Question Next Question