How can reliability be determined without calculating an r

Assignment Help Basic Statistics
Reference no: EM131715922

Question: A professor told a class that she found a correlation coefficient of .20 between the alphabetical order of a person's last name and that person's cumulative point total for 50 students in a general psychology course. One student in the class wondered whether the correlation coefficient was reliable; that is, would a nonzero correlation be found in other classes? How can reliability be determined without calculating an r on another class?

Reference no: EM131715922

Questions Cloud

Discuss three potential disadvantages of breastfeeding : Identify and explain three advantages and three potential disadvantages of breastfeeding
Aspect of computing has changed dramatically : McCall's quality factors were developed during the 1970s. Almost every aspect of computing has changed dramatically since the time that they were developed
Determine activity sequencing on projects : Why is it important to determine activity sequencing on projects? Discuss diagrams you have seen that are similar to network diagram.
Discuss several key sources of self-persuasion : Discuss several key sources of self-persuasion that we as a culture face in day-to-day life.
How can reliability be determined without calculating an r : A professor told a class that she found a correlation coefficient of .20 between the alphabetical order of a person's last name and that person's cumulative.
Umbrella activity occur throughout software project : Do you think umbrella activity occur throughout software project? Explain how?Are Some/All concentrated in One/More framework activity?
Shareholder value or social responsibility : You can think regarding community outreach, shareholder value, or social responsibility.
What are three mechanisms that help perpetuate stereotypes : How have you seen these three mechanisms at work in the church and in the media, specifically in reference to stereotypes about Christians
Calculate the npv value for project a and b : Calculate the NPV value for Project A and B as shown in the following table using each of the discount rates 8% and 12%.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Compare the values of the range for the two groups

Find the five-number summary for Group 1.- Find the five-number summary for Group 2.- Compare the values of the range for the two groups.

  Unique factorization prime-co-prime

Prove that a and b are coprime if and only if no prime numbers divides both a and b. Show that [a,m] = m if and only if a divides m

  Cost change control system

Your new project is coming in over budget and requires a cost change through the cost change control system. The cost variance was projected using which of the following tools and techniques?

  What is the component to be repeated of games

Does the current system of alternating ballparks even out the home field advantage? How often will the team that begins at home win the series?

  Which type of average does the value represents

Either about $800,000 or about $2.2 million depending on which "average" it used. Which type of "average" does the $800,000 represents?

  Possible cause and effect relationships

You observe that classmates who get good grades tend to sit toward the front of the classroom, and those who receive poorer grades tend to sit toward the back.- What are three possible cause-and-effect relationships for this non experimental observ..

  Differentiate between the one-tailed or two-tailed test

Dropouts. A Statistics professor has observed that for several years about 13% of the students who initially enroll in his Introductory Statistics course.

  The mean weight of loads of rock is 510 tons with a

the mean weight of loads of rock is 51.0 tons with a standard deviation of 6.0 tons. if 16 loads are chosen at random

  Confidence interval for the mean monthly rent

Find a 95% confidence interval for the mean monthly rent for unfurnished one-bedroom apartments available for rent in this community.

  T test for average sick days

An insurance company is trying to determine if there is a significant difference in the average number of sick days that registered nurses and nurse practitioners use per year. The data analysis provided the following output.

  Significance level to test the claim

Car Emissions: Listed below are measured amounts of greenhouse gas emissions from cars in three different categories. The measurements are in tons per year, expressed as CO2 equivalents.

  Independent and dependent variables

For these 4 questions below what would be the independent and dependent variables, the level of measurement and whether or not the variable is discrete or continuous.

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