Listed below are numbers of Internet users per 100 people and numbers of scientific award winners per 10 million people for different countries. Construct a scatterplot, find the value of the linear correlation coefficient r, and find the P-value of r. Determine whether there is sufficient evidence to support a claim of linear correlation between the two variables. Use a significance level of α=0.01. Internet Users 79.2 79.3 56.3 68.0 77.7 38.6 Award Winners 5.4 8.8 3.3 1.7 10.6 0.1 1. The linear correlation coefficient is r= 2. What are the null and alternative hypotheses? 3. The test statistic is t=
Listed below are numbers of Internet users per 100 people and numbers of scientific award winners per 10 million people for different countries. Construct a scatterplot, find the value of the linear correlation coefficient r, and find the P-value of r. Determine whether there is sufficient evidence to support a claim of linear correlation between the two variables. Use a significance level of α=0.01. Internet Users 79.2 79.3 56.3 68.0 77.7 38.6 Award Winners 5.4 8.8 3.3 1.7 10.6 0.1 1. The linear correlation coefficient is r= 2. What are the null and alternative hypotheses? 3. The test statistic is t=
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.6: Regression And Median-fit Lines
Problem 1AGP
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Listed below are numbers of Internet users per 100 people and numbers of scientific award winners per 10 million people for different countries. Construct a scatterplot, find the value of the linear correlation coefficient r, and find the P-value of r. Determine whether there is sufficient evidence to support a claim of linear correlation between the two variables. Use a significance level of α=0.01.
Internet Users
|
79.2
|
79.3
|
56.3
|
68.0
|
77.7
|
38.6
|
|
---|---|---|---|---|---|---|---|
Award Winners
|
5.4
|
8.8
|
3.3
|
1.7
|
10.6
|
0.1
|
1. The linear correlation coefficient is
r=
2. What are the null and alternative hypotheses?
3. The test statistic is
t=
4. The P-Value is
P=
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