Correlation Coefficient and Analysis

Correlation Coefficient and Analysis

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Practice Problem

Hard

Created by

Thomas White

FREE Resource

This video tutorial explains how to calculate the correlation coefficient in Microsoft Excel. It covers setting up data analysis, selecting the input range, and interpreting the results. The example used involves two variables: hours studied and exam grade, with a calculated Pearson's r of 0.86, indicating a strong positive correlation. The video concludes with a note on testing the significance of the correlation in a subsequent video.

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8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the two variables discussed in the video for calculating the correlation coefficient?

Hours slept and exam grade

Class attendance and exam grade

Study material and exam difficulty

Hours studied and exam grade

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which tool in Excel is used to calculate the correlation coefficient?

Pivot Table

Conditional Formatting

Data Analysis

Solver

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What option should be selected in the Data Analysis tool to calculate correlation?

Regression

Histogram

Descriptive Statistics

Correlation

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When selecting the input range for correlation, what should you ensure if you include variable names?

Sort the data in ascending order

Check the 'Labels in First Row' box

Use absolute cell references

Select only numeric data

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correlation coefficient value obtained in the video?

0.76

0.56

0.86

0.96

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does a correlation coefficient of 0.86 indicate about the relationship between hours studied and exam grade?

No correlation

Weak negative correlation

Strong positive correlation

Perfect correlation

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How would you interpret a positive correlation between study hours and exam performance?

More study hours have no effect on exam grades

More study hours lead to lower exam grades

More study hours lead to perfect exam grades

More study hours tend to result in better exam grades

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