Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

Compare and contrast internal and external validity. Describe and give exs of research problems for which external validity is a primary concern. Describe and give exs of research problems in which internal validity is a primary concern. Discuss strategies researchers use in order to make strong claims about the applicability of their findings to a target population.

Compare and contrast random selection and random assignment. Be sure to include a discussion of when you would want to do one or the other and the possible consequences of failing to do random selection or random assignment in particular situations.

describe the relationship between sample size and the likelihood of a statistically significant difference between measured values of two groups. In other words, describe why, all else being equal, as sample size increases the likelihood of finding a statistically significant relationship increases.

Compare and contrast probability and non-probability sampling. What are the advantages and disadvantages of each?

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M943979

Have any Question? 


Related Questions in Statistics and Probability

How did the working class assert itself in europe during

How did the working class assert itself in europe during the late 18th century? provide examples and compare to the philosophy of social darwinism.

Purpose of the studythis current research study is a

Purpose of the Study This current research study is a quantitative study. The aim of this research study is to investigate the levels of self-efficacy and to determine whether there is a relationship in quality of life a ...

Satistics project come up with a survey pick a population

Statistics Project: Come up with a survey: Pick a population Come up with 4 variablesà 2 Quantitative & 2 Qualitative (make up numbers) Pick 50 data points for each variable, make a table on excel, use a scatter plot gra ...

1 here are several situations in which there is an

1. Here are several situations in which there is an incorrect application of the ideas in statistical inference. Write a sentence or two in each case explaining what is wrong and why it is wrong. (a) A significance test ...

The price of a railroad car purchased by rio corporation

The price of a railroad car purchased by Rio Corporation was $78,600. Using the MACRS method, calculate the annual depreciation for year 3. (Round all dollar amounts to the nearest cent) $34,371.78 $19,249.14 $13,747.14 ...

Consider the following system of preferences recall that

Consider the following system of preferences (recall that the preferences of the women appear in the lower right side of each cell (read vertically) and the preferences of the men appear on the upper left side (read hori ...

Explain how the picture below helps us understand

Explain how the picture below helps us understand Christianity. Who were the thinkers that used these philosophers to understand their faith?

Researchers are interested in determining if men and womens

Researchers are interested in determining if men and women's hearts tend to be different sizes. In a sample of 12 males, the mean diameter of the heart was 13.21 cm with a standard deviation of 1.05. Among 9 females, the ...

Suppose that the probability that a new medication will

Suppose that the probability that a new medication will cause a bad side effect is 0.03. If this medication is given to 150 people, what is the probability that exactly three of them will experience a bad side effect? Pl ...

Discuss the changes to european imperialism between the

Discuss the changes to European imperialism between the World Wars.

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen