Question: The random variable X is normally distributed with mean of 80 and variance of 36. The 67th percentile of the distribution is: A.) 72.00 B.)

The random variable X is normally distributed with mean of 80 and variance of 36. The 67th percentile of the distribution is: A.) 72.00 B.) 95.84 C.) 90.00 D.) 82.64

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Decision Sciences LeBow College of Business Drexel University 3220 Market Street Philadelphia, PA 19104 STAT 201 - Business Statistics I Final Name (Last, First) : Student ID Card# : Part I. T/F...

The random variable X is normally distributed with mean of 80 and variance of 36. The 67th percentile of the distribution is:

Questions: 35 Based on experience, 60 percent of the women who request a pregnancy test at a certain clinic are actually pregnant. In a random sample of 12 women, what is the probability that at...

Assume the random variable x is normally distributed with mean u = 50 and standard deviation 6 = 7. Find the indicated probability. P(x > 38) P(x > 38) = D (Round to four decimal places as needed.)...

1. According to information from Consumer Reports, monthly charges for cell phone plans in the United States are normally distributed with mean = $62 and standard deviation s = $18. (a) Draw a normal...

1) Suppose X ~ N130, 25 . Find; a) P(X 140) b) P(X 120) c) P(130 X 135) 2) The random variable X is normally distributed with mean 500 and standard deviation 100. Find; (i) P(X 400) , (ii) P(X 620)...

a Let Us Try! '\\ Hello! I hope you are having a good day. Before proceeding to Lesson 1, try to read and answer the activity below rst. Let us try rst your understanding of the concept. Get 1/2...

COMP 233, Winter 2016 CONCORDIA UNIVERSITY PROBABILITY AND STATISTICS FOR COMPUTER SCIENCE. Assignment 3. Due: March 25, 2016. 1. (a) [6 marks] A random variable X has the standard normal...

A Consultancy service business had the following data during the month: On contracts for professional services: Advance collection of fee 500 ,000 Collections for services rendered 800,000...

On February 25, 2005, Ernst & Young LLP issued the following opinion about the financial statements of Northwest Airlines: We also have audited, in accordance with the standards of the Public Company...

Which bond amortization method is being uniized if interest expense each period is determined by multiplying the market rate by the carrying value of the bonds at the beginning of the interest...

2023 1040 form 1.Phillip and Claire are married and file a joint return. Phillip is self-employed as a real estate agent, and Claire is a flight attendant. Phillip and Claire have three dependent...