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
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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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