Ask Question, Ask an Expert

+61-413 786 465

info@mywordsolution.com

Ask Statistics and Probability Expert

Statistics


Home >> Statistics and Probability

According to the study, the mean age of a self-employed individual is 46.6 years with a standard deviation of 10.8 years.

a) Identify the population and variable. _______

b) For sample of size 100, find the sampling distribution of the sample mean. ______

c) For sample of size 100, what is the mean and standard deviation of the sample mean. _______________

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M9169323

Have any Question?


Related Questions in Statistics and Probability

The number of phone calls that arrive at a phone exchange

The number of phone calls that arrive at a phone exchange is often modeled as a Poisson random variable. Assume that on average there are 7 calls per hour. Show all work. a)  Find the probability that there are exactly f ...

Suppose that a certain college class contains 55 students

Suppose that a certain college class contains 55 students. Of these, 31 are sophomores, 28 are history majors, and 6 are neither. A student is selected at random from the class. (a) What is the probability that the stude ...

An urn contains 5 red and 10 blue balls balls are drawn

An urn contains 5 red and 10 blue balls. Balls are drawn sequentially from urn without replacement. Let X be the number of draws necessary in order to obtain exactly 4 red balls. Find probability mass function of X

The average price of a television on a certain web site is

The average price of a television on a certain Web site is ?$760. Assume the price of these televisions follows the normal distribution with a standard deviation of ?$190. Complete parts a through d below. What is the pr ...

Acme airlines flies airplanes that seat 20 passengers from

Acme Airlines flies airplanes that seat 20 passengers. From experience, they have learned that, on average, 85% of the passengers holding reservations for a particular flight actually show up for the flight. If they book ...

A restaurant serves hot chocolate that has a mean

A restaurant serves hot chocolate that has a mean temperature of 175 degrees with a standard deviation of 8.1 degrees. Find the probability that a randomly selected cup of hot chocolate would have a temperature of less t ...

1 choose all probability distributions which are

1. Choose all probability distributions which are theoretically related to normal probability distribution 2. The 68-95-99.7 rule states that in a normal distribution 3. For a normal distribution the a mean of 179 and st ...

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a premium? Would we ever expect a zero coupon bond to sell at a premium? Explain.

Discuss the meaning of the standard error of the estimate

Discuss the meaning of the standard error of the estimate. As you collect more data, do you expect that this standard error will increase, decrease, or stay about the same? Explain how you came to this conclusion.

Heights of women follow a normal distribution with

Heights of women follow a normal distribution with mean μ=63.6 inches and standard deviation of σ=2.5 inches.  Suppose random samples of 10 women are chosen and their mean height calculated. Please calculate the mean and ...

  • 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

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As

Follow Us

© Copyright 2013-14 mywordsolution.com All rights reserved