General

Ask Experts & get answers to your questions - ASAP

Connect one-on-one with {0} who will answer your question

If X is a normally...

If X is a normally distributed random variable with a mean of 30 and a standard deviation of 4, what is the probability that a particular instance of X,Xi, will be between 35.52 and 27.92?

Show More

Show Less

Was this answer helpful?

Describe your issueThe assistant will guide you

Chat 1:1 with an expertLicensed Experts are available 24/7

100% satisfaction guaranteeGet all the answers you need

Related General Questions

If X is a normally distributed random variable with a mean

If X is a normally distributed random variable with a mean of 30 and a standard deviation of 4, what is the probability that a particular instance of X,Xi, will be between 35.52 and 27.92?… read more

If X is a normally distributed random variable with a mean

If X is a normally distributed random variable with a mean of 30 and a standard deviation of 6, what is the probability that a particular instance of X,Xi, will be less than 37.92?… read more

If X is a normally distributed random variable with a mean

If X is a normally distributed random variable with a mean of 20 and a standard deviation of 4, what is the probability that a particular instance of X,Xi, will be less than 22.68?… read more

If X is a normally distributed random variable with a mean

If X is a normally distributed random variable with a mean of 20 and a standard deviation of 4, what is the probability that a particular instance of X,Xi, will be less than 22.68?… read more

If X is a normally distributed random variable with a mean

If X is a normally distributed random variable with a mean of 25 and a standard deviation of 3.8, what is the probability that an particular instance of X,Xi, will be greater than 24.544?… read more

If X is a normally distributed random variable with a mean

If X is a normally distributed random variable with a mean of 42 and a standard deviation of 1.5, what is the probability that a particular instance of X,Xi, will be greater than 43.23?… read more

If X is a normally distributed random variable with a mean

If X is a normally distributed random variable with a mean of 30 and a standard deviation of 6, what is the probability that an instance of X,Xi, will be less than 37.92?… read more

Let X be a normally distributed random variable with a mean

Let X be a normally distributed random variable with a mean of 65 and a standard deviation of 11. What would be the value that represents the 97.5th percentile for X?… read more

Suppose X is a discrete random variable with the following

Suppose X is a discrete random variable with the following probability distribution: X P(X) 2 0.2 3 0.3 4 0.4 5 0.1 What is the expected value of X?… read more

Hello my question is for Business statistics and it is A normal

Hello my question is for Business statistics and it is A normal population has 99.73 percent of the population measurements within ____ (1) one (2) two (3) three (4) four standard deviations of the me… read more

The compressive strength of concrete has a (population) mean

The compressive strength of concrete has a (population) mean of 2500 psi and a (population) standard deviation of 50 psi. Find the probability that a random sample of n= 5 specimens will have a sample… read more

Basis for the range Rule of Thumb and the Empirical Rule. Find

Basis for the range Rule of Thumb and the Empirical Rule. Find the indicated area under the curve of the standard normal distribution, then convert it to a percentage and fill in blank. 1. About _____… read more

1.Calculate the following a.Determine the sample size necessary

1.Calculate the following: a.Determine the sample size necessary to estimate a population mean to within 1 with a 90% confidence given that the population standard deviation is 10. b.Suppose that the … read more

The alternate hypothesis - A. None of these B. Is accepted

The alternate hypothesis - A. None of these B. Is accepted if the null hypothesis is rejected. C. Will always contain the equal sign. D. Tells the value of the sample mean. In a two-sample test of mea… read more

This is a statistic problem: A nursing school wants to estimate

This is a statistic problem: A nursing school wants to estimate the true mean annual income of its alumni. It randomly samples 200 of its alumni. The mean annual income was $52,500 with a standard dev… read more

If X = {1, 2, 3, 4, 5, 6} and P(1) = 0.2, P(2) = 0.2, P(3)

If X = {1, 2, 3, 4, 5, 6} and P(1) = 0.2, P(2) = 0.2, P(3) = 0.2, P(4) = 0.2, P(5) = 0.2, and P(6) = 0.2, can distribution of the random variable X be considered a probability distribution? yes or no?… read more

If the weights of grapefruit are normall distributed with ...

If the weights of grapefruit are normall distributed with mean of 1.8 kilograms and standard deviation .3 kilograms a. What percent of grapefruit weigh between 1 and 2 kilograms? b. What is the sixtie… read more

Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.

JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.

Web sites like justanswer.com/legal

...leave nothing to chance.

...leave nothing to chance.

Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.

Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.

I will tell you that...the things you have to go through to be an Expert are quite rigorous.

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

Los Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

Hesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

Kernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

Woodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

Elkton, Maryland

He answered my question promptly and gave me accurate, detailed information. If all of your experts are half as good, you have a great thing going here.

Dallas, TX

< Previous | Next >

P. Simmons

Attorney

195 satisfied customers

45 years old, retired Marine Officer, current attorney

Kim D.

Consultant

34 satisfied customers

Researcher 25 yrs in small and large institutions

SuperiorConsultant

Internet Researcher

21 satisfied customers

BBA, serving as Marketing Executive and interested in tourism,sports, and anything and everything!

Michael

Librarian

3,371 satisfied customers

20+ years as information professional

Cher

Educator-40+ yrs

1,886 satisfied customers

M.A., B.A., Author, Information & Research Specialist

A. Schuyler

Research Analyst

1,134 satisfied customers

30 years in research

Joan

Internet Researcher

561 satisfied customers

I believe that knowledge is Power! I would like to try to share my knowledge with others.

< Previous | Next >

Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.