User Account

All Pages

Find the mean and standard error of the distribution

Assignment Help Basic Statistics
Reference no: EM131981811

Consider random samples of size 86 drawn from population A with proportion 0.42 and random samples of size 60 drawn from population B with proportion 0.16.

(a) Find the mean and standard error of the distribution of differences in sample proportions, p A - p B

Round your answer for the mean to two decimal places and your answer for the standard error to three decimal places.

mean =

standard error=

(b) Are the sample sizes large enough for the Central Limit Theorem to apply?

Yes

or

No

Reference no: EM131981811

Questions Cloud

Determining the significance level : Is there enough evidence to show that the true proportion is lower than 60%? Conduct the test at a 10% significance level.
Candandian dollar compared to the other country currency : Most likely to increase (I) or decrease (D) in the strength of the Candandian dollar compared to the other country's currency.
What are mr owners legal defenses : Analyze the elements of negligence that Ms. Shopper must prove for each claim. What are Mr. Owner's legal defenses?
Discuss the history of mass media in during our period : Discuss the history of mass media in during our period. Write about the technological changes that affected Americans during the twentieth century.
Find the mean and standard error of the distribution : (a) Find the mean and standard error of the distribution of differences in sample proportions, p A - p B
Market ratio results against the industry or main competitor : Write analysis of the market ratio results that you found. Compare the market ratio results against the industry or main competitor.
How our exposure to communication messages are exploding : Describe in 150 words how Our exposure to communication messages are exploding around us, and as advertisers/marketers/communicators have to learn to adjust.
Implications of implementing change in work organisations : Work Psychology - Psychological Implications of Implementing Change in Work Organisations - academic literature on the concept of Change Management
Basic types of epidemiological studies : Define epidemiology, risk ratio, and odds ratio, and describe the three basic types of epidemiological studies.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Find the probability that a valve

a. Find the probability that a valve is ground only once. b. Given that a valve is not reground, what is the probability that it is scrapped? c. Find the probability that a valve is scrapped.

  Describe the rationale for utilizing probability concepts

Describe the rationale for utilizing probability concepts. Is there more than one type of probability? If so, describe the different types of probability.

  Enumerative definitions or definitions by genus

Determine whether the following are demonstrative definitions, enumerative definitions, or definitions by subclass.- "Insect" means something such as a fly, an ant, a wasp, or a caterpillar.

  Find the probability that at least two are verizon customers

Ten wireless customers are chosen. Under what conditions is the number of Verizon customers a binomial random variable?

  Statistical analyses include correlation and regression

Some commonly employed statistical analyses include correlation and regression. In this assignment, you will practice correlation and regression techniques from an SPSS data set.

  Illinois managers using a regression analysis

Much research-and much litigation-has been conducted on the disparity between the salary levels of men and women. Research reported in Work and Occupations (Nov. 1992) analyzes the salaries for a sample of 191 Illinois managers using a regression ..

  Test the hypothesis that the birthweight is independent

Test the hypothesis that the birthweight is independent of whether or not the baby survives its first year.

  Multiple comparisons test-dunnetts test

Perform a posthoc test that is suitable if we assume that group 7 is a control group and that the other are different treatment groups and that we are only interested in finding significant treatments, not to compare them.

  Calculate the mean-median-mode-range

Calculate the Mean, Median, Mode, Range and Standard deviation of this sample. Show Calculations: Use any calculation method desired

  Terms of the union of disjoint sets

The second relation in Equations (1.10) expresses the unionof two sets as the union of two disjoint sets (i.e. ¯ ).Express in terms of the union of disjoint set

  Estimate the standard deviation of iq scores

A psychologist wants to estimate the standard deviation of IQ scores. It is widely believed that IQ scores follow a normal distribution. Her random sample of 30 IQ scores has a mean of 102.3 and a standard deviation of 19.5.

  Kruskall-wallis test repeated measures anova

Is the Friedman test a one-way ANOVA? Also, is Kruskall-Wallis test Repeated measures ANOVA?

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

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