Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

Suppose that the population of heights of female college students is approximately normally distributed with the mean m of 65 inches and standard deviation s of 2.75 inches. A random sample of 15 heights is obtained.  

a) describe the distribution of x, height of college student

b) Find out the proportion of female college students whose height is greater than 67 inches.

c) describe the distribution of mean of samples of size 15.

d) Find out the mean and standard error of distribution

e) Find out P (>67)

f) Find out P (< 64)

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M921162

Have any Question? 


Related Questions in Statistics and Probability

Jenks co partially refunded 180000 of its outstanding 10

Jenks Co. partially refunded $180,000 of its outstanding 10% note payable, made 1 year ago to Arma State Bank by paying $180,000 plus $18,000 interest (having obtained the $198,000 by using $52,400 cash and signing a new ...

A social psychologist is interested in whether the type of

A social psychologist is interested in whether the type of music a college student is listening to will have any effect on the number of beers the student drinks. Fifteen college students were randomly assigned to one of ...

The time it takes to complete a standardized exam is

The time it takes to complete a standardized exam is normally distributed with a mean of 70 minutes and a standard deviation of 10 minutes. How much time should be allowed for the exam so that 80% of the students will fi ...

1 an investigator wants to determine if a new program aimed

1. An investigator wants to determine if a new program aimed at reducing the overall number of pregnancies in a highly populated area is effective (reducing average births below 6 per household). In order to carry out th ...

You are playing blackjack in a casino the casino is using a

You are playing blackjack in a casino. The casino is using a single, 52 card deck. Shuffling the deck takes time. So rather than shuffling the deck after each hand, the casino deals three hands before shuffling. The used ...

Suppose there are three bills in a wallet one of the bills

Suppose there are three bills in a wallet. One of the bills is a $1 bill, one is a $5 bill, and the third is a $10 bill. You select two bills at random without replacement from the wallet, and note the value of the bills ...

Q1 a total 225 people were asked to report their hourly

Q1. A total 225 people were asked to report their hourly wages. The mean of the sample was 28 and it is known that the population standard deviation is 12 a) Find the 95% confidence interval for the mean. b) Find the 90% ...

Onenbspstudy based on responses 1014nbsprandomly

One study, based on responses 1,014 randomly selected teenagers, concluded that 39% of teenagers cite grades as their greatest source of pressure. Use a 0.05 significance level to test the claim that fewer than half of a ...

Suppose that you wanted to study children who have down

Suppose that you wanted to study children who have Down syndrome. How might you use cluster sampling to obtain a probability sample of children with Down syndrome in your state?

Explain i the hypotheses with a plausible definition of p

Explain (i) the hypotheses with a plausible definition of p or µ, (ii) whether or not the data indicate practical significance (use common sense and/or general knowledge), and (iii) whether or not the data indicate stati ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen