Question: In preparing for a examination, some students in a class studied more than others. Each students grade on the 10-point exam and the number of

In preparing for a examination, some students in a class studied more than others. Each student€™s grade on the 10-point exam and the number of hours studied were as follows:

Calculate a Pearson€™s correlation coefficient and determine whether the correlation is significant.

Hours Studied 4 Exam Grade Barbara Bob Deidra Owen Charles Emma 2 3 8 2 Ali Sanford Luis

Step by Step Solution

★★★★★

3.30 Rating (156 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Step 2 Plug the values from Step 1 into Pearsons correlation formula ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

603-M-S-V-A (1719).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

In preparing for a test on a set of material, is it better to study one topic at a time or to study topics mixed together? In one study, a sample of fourth graders were taught four equations. Half of...

A professor decides to run an experiment to measure the effect of time pressure on final exam scores. He gives each of the 400 students in his course the same final exam, but some students have 90...

A professor finds that she awards a final grade of A to 20% of her students. Of those who obtain a final grade of A, 70% obtained an A on the midterm examination. Also, 10% of the students who failed...

For the variables in Problem 30 in Chapter 10, find the multiple coefficient of determination (with Y the dependent variable). Data From Problem 30 Chapter 10 Besides studying time, intelligence...

Besides studying time, intelligence itself may be related to test performance. Suppose then that IQ (Z) is added to the two variables in Problem 21. Data From Problem 21 In preparing for an...

please help. follow the instructions carefully. thank you 2. In preparing for an examination, some students in a class studied more than others. Each student's grade on the 10-point exam and the...

Solving using Pearson's correlation 21. In preparing for an examination, some students in a class studied more than others. Each student's grade on the 10-point exam and the number of hours studied...

Hello. Badly need help with this asap :(( 2. In preparing for an examination, some students in a class studied more than others. Each student's grade on the 10-point exam and the number of hours...

I need these answers for a study guide please! Please use this form to record your answers and include any work that you would like to show the grader (you can paste in photos or scans of your...

SOC/STAT/CSSS 221: Statistical Concepts and Methods for the Social Sciences Homework Assignment 6 Please use this form to record your answers and include any work that you would like to show the...

1). Following each statement, write in the name of the exchange rate regime you think best describes the regime. a). The value of the currency is anchored to a given value of another currency and...

After watching a movie about a young woman who quit a successful corporate career to start her own baby food company, Julia Day decided that she wanted to do the same. In the movie, the baby food...

As prices of basic commodities have increased over the past decade, the cost of attending a four year university where students seek their first college degree have been affected as well. Data for...

AUDIT OPINION: What type of audit opinion would you expect to see in the following circumstances and why? Consider each independently. a Inventory was valued at higher of cost or market, which is not...

Cigarettes 99% confidence; n = 25, s = 0.24 mg. Use the given information to find the number of degrees of freedom, the critical values X2L and X2R, and the confidence interval estimate of s. The...

Weights of dollar Coins 99% confidence; n = 20, s = 0.04111 g. Use the given information to find the number of degrees of freedom, the critical values X2L and X2R, and the confidence interval...

Platelet Counts of Women 95% confidence; n = 40, s = 65.2. Use the given information to find the number of degrees of freedom, the critical values X2L and X2R, and the confidence interval estimate of...

What is the beta? Is it larger than one or smaller than one? Why do you think it's larger or smaller than 1 ( hint: consider the industry ) ? I am choosing mIcrosoft corporatoon. The beta is 0 . 8 8...

15 Suppose Bank of America would like to investigate if the credit score and income level of an individual are independent of one another. Bank of America selected a random sample of 400 adults and...

You run a construction firm. You have just won a contract to build a government office complex. Building it will require an investment of $10.2 million today and $5.2 million in one year. The...