What is the variance of the distribution of means

Assignment Help Basic Statistics
Reference no: EM131913096

Your sample of 12 people is being compared to a known population with a mean of 200 and a variance of 36. What is the variance of the distribution of means?

Reference no: EM131913096

Questions Cloud

What value should be assigned to companys ending inventory : The McQuenny Company's ending inventory is composed. What value should be assigned to the company's ending inventory assuming that it applies the LCM method?
How much should you be willing to pay for bond x today : What is their nominal yield to maturity? Do not round intermediate calculations. Round your answer to two decimal places. %
Population with a normal distribution : In a complete study, there is a known population with a normal distribution µ=25. and s=12. what is the estimated effect size if a sample
Prepare a schedule showing the distribution of net income : McGill and Smyth have capital balances on January 1 of $41,000. Prepare a schedule showing the distribution of net income, assuming net income is $27,000.
What is the variance of the distribution of means : Your sample of 12 people is being compared to a known population with a mean of 200 and a variance of 36. What is the variance of the distribution of means?
What is the maximum share price that happy times should be : In order to establish an immediate presence in the area, the company is considering the purchase of the privately held Joe's Party Supply.
What is the symbol for estimate : Be able to estimate s when all you have is a sample's variance/standard deviation.
Advantages of using a confidence interval : Give an example of a large population of data that is suited to a confidence interval estimate
Find the current value of one share of this stock : The company is planning on increasing its annual dividend by 20% a year for the next four years and then decreasing the growth rate to 5% per year.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Determine the expected value and variance of the sample mean

Two independent samples of a random variable  X are taken. - Determine the expected value and variance of the sample mean.

  Expect losses on nearly all such patients to fall

Natural tolerances. Table 27.6 (page 27-31) gives data on hospital losses for samples of DRG 209 patients. The distribution of losses has been stable over time. What are the natural tolerances within which you expect losses on nearly all such pati..

  Determining the price and ounces

In Example 4.2 (page 154) and Exercise 4.3 (page 156) we examined the relationship between the price and the size of a Mocha Frappuccino.

  The time t between emissions radioactive emissions has an

the time t between emissions radioactive emissions has an eponential distribution with a mean of 4 seconds between

  How many seeds will germinate in less than twenty days

Standard deviation of 3.2 days. If a nursery plants 100,000 of these seeds, how many will germinate in less than 20 days?

  Confidence level for all the patients

A local health center noted that in a sample of 400 patients 80 were referred to them by the local hospital. a) Provide a 95% confidence level for all the patients who are referred to the health center by the hospital.

  Confidence interval for the difference in driver death rates

Wondering if there is evidence that drivers of SUVs are safer, we hope to create a 95% confidence interval for the difference in driver death rates.

  Probability for defective random sample

Suppose 1.5 percent of the antennas on new Nokia cell phones are defective. For a random sample of 200 antennas, find the probability that:

  Newly restructured automotive company

Suppose that you work for a newly restructured automotive company with nearly 100,000 employees. You are in charge of purchasing engines from an overseas supplier. Company policy is that you purchase several hundred engines each month to be placed in..

  The mean diameter of a ball bearing produced by a certain

the mean diameter of a ball bearing produced by a certain manufacturer is 0.80 cm with a standard deviation of 0.03 cm.

  Consider a three-sigma control chart with a center line

Consider a 3-sigma control chart with a center line at m0 and based on n = 5. Assuming normality, calculate the probability that a single point will fall outside the control limits when the actual process mean is

  Name the patients p1 p2 p3 p4 of these 4 patients 2 are

question 1to test the efficacy of admissions or release an emergency room embarks on a controlled experiment. each

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