User Account

All Pages

Estimating effect size and statistical power

Assignment Help Basic Statistics
Reference no: EM1389339

Please make up and discuss research examples corresponding to the various techniques introduced throughout this course. Describe a plausible study for each of the following statistical procedures, indicating how it would apply and what results you would predict. Also include information about the number of participants you would assess and how you would go about estimating effect size and statistical power (when relevant).

a. correlation
b. multiple regression
c. t test for independent means
d. t test for dependent means
e. ANOVA
f. chi square for goodness of fit
g. chi-square test for independence

Reference no: EM1389339

Questions Cloud

Determine the volume of buffer : The forward primer was provided by the manufacturer as a lypophilized powder. If the manufacturer delivers 127.4 nmoles of this primer.
Calculate the annual rate of return on this investment : Illustrate what would be the key considerations in answering yes or no? Would your answer depend on who is making the promise to repay.
What is the possible daily output of this process : What is the possible daily output of this "process" if 8 hours of processing time is available each day? b. Given your output rate in part a, what is the efficiency of the process?
Principle of change : Consider a fall prevention program that is to be implemented on a medical surgical unit. Which principles of planned change improved its chance of success?
Estimating effect size and statistical power : Also include information about the number of participants you would assess and how you would go about estimating effect size and statistical power (when relevant).
Illustrate what global forces drove ibm to become enterprise : Illustrate what global forces drove IBM to become a globally-integrated enterprise? Explain how has IBM adapted thus far? Have they been successful?
Purpose of the uninoculated control : Phenylalanine deaminase positive and phenylalanine deaminase negative culture. Determine the purpose of the uninoculated control? What other types of controls would be useful to increase reliability of the test?
Considering direct costs-indirect costs : When making a budget for your change project, you need to consider direct costs and indirect costs. How do they differ? Can indirect costs be budgeted?
Pamper your pet- promotion : As the pet storeowner was explaining her idea for a promotion, the salesperson asked, "Do you think you should buy 3 or 4 cases of dog treats for your "Pamper Your Pet" promotion?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Outliers on the dependent variables

Did you find any outliers on the dependent variables that were due to errors of coding? If so, what and why? How would you correct an error of coding?

  Compute cohen''s d to estimate the size of the effect

Do the data from this sample provide evidence for a significant increase in REM activity during exams? Use a one-tailed test with _ = .01. B.) Compute Cohen's d to estimate the size of the effect.

  Determining critical value if alpha is given

Determine critical value if alpha = 0.05? If p-value for this test is 0.025, this p-value means?

  Chi-square test of independence

When we carry out a chi-square test of independence, the expected frequencies are based upon the Null hypothesis - true or false.

  Population mean weight of all turtles

Find a 90% confidence interval for the population mean weight of all such turtles.

  Mean for a distribution

It is better to use the median rather than the mean for a distribution when:

  Arrival of emails is approximated by poisson distribution

Internal study by Technology Services department at Lahey Electronics disclosed company employees get the average of 2 emails per hour. Suppose arrival of these emails is approximated by Poisson distribution.

  Probability that the claim will rejected

If the manufacturer's claim is true, what is the probability that the claim will be rejected?

  Relationship between work and stress using hypothesis test

Carry out the suitable hypothesis test, at alpha = .05, to find out whether there is a relationship between school/work and stress.

  Normal approximation to determine probability

Use normal approximation to determine probability that x = 2. Illustrate all work.

  Correlation coefficient and the regression equation

Interpret the correlation between each set of variables.

  Mean crash damages of vehicles

Research question: Are the mean crash damages the same for these three vehicles?

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