X1 x2 are random samples of size 3 from a normal

Assignment Help Basic Statistics
Reference no: EM13635926

X1, X2 are random samples of size 3 from a Normal distribution. Use the moment generating function method to prove that the sum Y = X1 + X2 is normally distributed and specify the parameters. Then show (X1+X2) /2 has normal distribtion and show parameters. Show work please

Reference no: EM13635926

Questions Cloud

How much time do the people have to get off comfortably : a small excursion boat with a flat deck bobs up and down excuting simple harmonic motion due to the waves on a lake.
Assuming the variation of thermal conductivity of the wire : a 2 kw resistance heater wire with thermal conductivity k 15 wm-k diameter d .4 cm and length 50 cm is used to boil
An electron with a speed of 700 108 cms enters an electric : an electron with a speed of 7.00 108 cms enters an electric field of magnitude 1.00 multiplied by 103 nc traveling
If the test statistic for a small sample difference of : if the test statistic for a small sample difference of means test is t 2.045 we could reject the null hypothesis at
X1 x2 are random samples of size 3 from a normal : x1 x2 are random samples of size 3 from a normal distribution. use the moment generating function method to prove that
Calculate the speed of the ball as it leaves the barrel if : the spring of a spring gun has force constant k 400 nm and negligible mass. the spring is compressed 6.00 cm and a
Contact surface effects produce a semi-spherical droplet : a water drop of radius r1mm at ambient conditions 27c and 1atm is used to cool a computer chips hot spot. the chip is
The number of emergency calls received by the local 911 : the number of emergency calls received by the local 911 call center is as follows. using trend projection to forecast
697g of a solute with a molecular mass of 2790g are : 69.7g of a solute with a molecular mass of 2790g are dissolved inenough water to make 1.00dm3 of a solution at

Reviews

Write a Review

Basic Statistics Questions & Answers

  A study of the attendance at the university of alabamas

a study of the attendance at the university of alabamas basketball games revealed that the distribution of attendance

  Probability in business decision making

What is the role of probability concepts in business decision making? Define probability concepts.

  Independent probability based on two unrelated outcomes

what method of probability assessment would most likely be used to assess the probability that a customer will return a

  Using binomial distribution to calculate probability

Use the binomial distribution formula to calculate the probability that:

  What sample size necessary to find true weight with error

construct a 90% confidence interval for the true mean weight. what sample size would be necessary to estimate the true weight with an error +/- 0.03 grams with 90% confidence?

  Determining probability of two or more fatalities

For patients over age 80, probability is 0.05 that coronary bypass patient will die soon after surgery, if hospital performs eight such operations, determine the probability of two or more fatalities?

  Uit shipping costs for the four products are 524 and 10

dental supplies ships a customer 60 boxes of a 30 boxes of b 60 boxes of c and 30 boxes of d. unit shipping costs for

  Eight of these patients did lose weight but three patients

eleven patients were weighed before and after a diet which was designed to help patients reduce weight. eight of these

  Let f denote the probability that the second vehicle

a certain university has 14 vehicles available for use by faculty and staff. four of these are vans and 10 are cars. on

  Why macd technical trading method perform well

How much profit/loss would you have since January 1, 2012 if you traded using long only trades beginning with the first signal after January 1, 2012 assuming you close out your position on the last date?

  Histogram-cumulative graph-percentile-quartileg

The final examination of a course requires an essay. The number of pages from a sample of 25 students were collected. The data are:

  Find size of the baterial population after seven years

A bacteria culture initially contains 2000 bacteria and doubles every half hour. Find the size of the baterial population after 40 minutes. Find the size of the baterial population after 7 hours.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd