Population mean and the sample mean

Assignment Help Basic Statistics
Reference no: EM131402715

A population has a standard deviation of o=24.

A. On average, how much difference should exist between the population mean and the sample mean for n= scores randomly selected from the population?

B. On average, how much difference should exist for a sample of n =9 scores?

C. On average, how much difference should exist for a sample of n=16 scores?

Reference no: EM131402715

Questions Cloud

Could business cycles be explained by fluctuations in g : Could business cycles be explained by fluctuations in G? That is, does the model replicate the key business cycle facts from Chapter 3 when subjected to temporary shocks to government spending? Explain carefully.
Find the z score for sample : A sample of n=4 scores has a mean of M=75 find the z score for this sample: a. If it was obtained from a population with u =80 and o=10
Does the coordination failure model fit the data : Which is the better macro model, the real business cycle model or the coordination failure model? Explain.
Discuss advantages of the three major type of business forms : Discuss the advantages and drawbacks of the three major types of business forms: sole proprietorships partnerships and corporations. Explain which form you plan to choose and defend your choice.
Population mean and the sample mean : On average, how much difference should exist between the population mean and the sample mean for n= scores randomly selected from the population?
Describe an example of a coordination failure problem : What causes business cycles in the coordination failure model?
Use a graphical method to describe the cause of oil spillage : Use a graphical method to describe the cause of oil spillage for the 50 tankers.- Does the graph, part a, suggest that any one cause is more likely to occur than any other?
Discuss strategies for recruiting women in the workforce : Analyze the importance of women in the workforce from a human resource professional perspective and discuss strategies for selecting and recruiting women in the workforce.
Does the real business cycle model fit the data : What are the important shortcomings of the real business cycle model?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Hypothesis testing for motor vehicle department

Data from the Motor Vehicle Department indicate that 80% of all licensed drivers are older than age 25. In a sample of n=60 people who recently received speeding tickets, 38 were older than 25 years and the other 22 were age 25 or younger.

  In a quaternaryphase shift keying (qpsk) communications

Let Y(t) denote the random process corresponding to the transmission of one symbol over the QPSK communications system of Example 10.6. What is the sample space of the underlying experiment? Sketch the ensemble of sample functions.

  Null hypothesis which all population means are equal

The given level of significance is an alpha of .005. Your MSA is 6,200 and your MSW is 1,000. Will you reject your null hypothesis that all population means are equal or will you not reject?

  Television viewing 835 hours per day per household normal

television viewing 8.35 hours per day per household. normal probabiity distirbution with a standard deviation of 2.5

  What is probability that transmission delay is less than 57

What is the probability that the transmission delay is less than 57 milliseconds?- What is the probability that the transmission delay is between 40 and 60 milliseconds?

  Use appropriate words and statistics to describe the

what foods do aeronautical engineers like? there were three types of food and the researcher recorded which foods were

  Independent of the sales for the others

Suppose that a company produces three different products. The sales for each product are independent of the sales for the others. The information for these products is given below:

  Finding decision strategy and expected value of strategy

Find out the decision strategy company must follow, expected value of strategy, and maximum amount the company must pay market research firm for survey results.

  Demand estimation

Imagine that you work for the maker of a leading brand of low-calorie, frozen microwavable food that estimates the following demand equation for its product using data from 26 supermarkets around the country for the month of April.

  Probability that the mean price for the sample

Problem: Find the probability and interpret the results. If convenient, use technology to find the probability. During a certain week the mean price of gasoline was $2.707 per gallon. A random sample of 38 gas stations is drawn from this populatio..

  Find probability advertising firm has income after tax

A study of 200 advertising firms revealed their income after taxes: What is the probability an advertising firm selected at random has under $1 million in income after taxes?

  Determine the given probabilities

For the standard normal distribution, determine the following probabilities: Pr(Z  ≥  2.05)

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