What is the distribution of the statistic

Assignment Help Basic Statistics
Reference no: EM132191870

What is the distribution of the statistic used to make inference about the population mean, based upon a sample with unknown variance?

Reference no: EM132191870

Questions Cloud

Distribution of sample mean and describe its shape : A random sample of 100 homes selected from Martha's Vineyard, calculate the mean and the standard deviation of the sampling distribution of sample mean
What is the probability that all of them are males : If three students are selected at random (without replacement), what is the probability that all of them are males?
Find the p-value : We'd like to know if this is sufficient evidence to suggest that the real percentage of people who take public transportation is less than what was reported.
What is the value of d : For an experimental group, m=50.00 and sd=7.00. For the control group, m=46.00 and sd=8.00 For this experiment, what is the value of d?
What is the distribution of the statistic : What is the distribution of the statistic used to make inference about the population mean, based upon a sample with unknown variance?
Observations is drawn from a population : A sample of n = 16 observations is drawn from a population that is normally distributed with mean 1,000 and standard deviation 200. What is P(mean =1100)?
What is the probability of sales between 10 and 15 cranes : Total sales of cranes in a month is modelled as Normal with a mean of 12.6 and a standard deviation of 2. What is the probability of sales between 10 and 15 cra
What is the probability that a sample of 800 components : A process that creates a component is thought to cause 2% defective parts. What is the probability that a sample of 800 components would be 3% or more defective
What is the p-value associated with the hypothesis : What is the p-value associated with the hypothesis that the mean is no longer 20?

Reviews

Write a Review

 

Basic Statistics Questions & Answers

  Standard error of the mean

Assume the population standard deviation is 1.2 hours. The standard error of the mean is:

  A survey is planned to determine the mean annual family

a survey is planned to determine the mean annual family medical expenses of employees of a large company. the

  Expression for the expected utility of the payment

Assume that you only receive 210 dollars if any number greater than or equal to ten tosses are required to obtain the first head. Show that your expected value for this modified game is finite and find its value.

  How experiment can be done needs to be realistic-ethical

Briefly describe your experiment. You must have a valid and ethical experiment (NOT an observational study) and/or question.

  State same result at different levels of significance

Advise the authority on what should be done. Explain your recommendation. Could you state the same result at different levels of significance? Explain.

  Multiples of quadratic equations

Two quadratic equations that are multiples of each other are actually the same equation, and that they don't count as being "more than one QE that have the same solution set".

  What would be an implication of the results

A sample of 50 people found that 32 paid with their own money, 10 paid using insurance, and 8 paid using Medicare. At a = 0.05 is the assumption correct? Use the P-value method. What would be an implication of the results?

  Find the least squares estimate

Find the least squares estimate for β. Find the standard error of the estimate. Find conditions that guarantee that the estimate is consistent.

  What conclusion would be reached

The average U.S. family includes 3.17 persons.- Using a nondirectional hypothesis test and a level of significance of your choice, what conclusion would be reached?

  Difference in two sample means

Which of the following conditions must be met to conduct a test for the difference in two sample means? Suppose we test the difference between two proportions at the 0.05 level of significance. If the computed z is -1.07, what is our decision?

  Find the probability distribution of the value x

Find the probability distribution of the value x . mean variance and standard derivation.

  Association of gross domestic product

You conducted a study looking at the association of gross domestic product (GDP) and suicide rates across several Southeast Asian countries.

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