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 = 0.05. Internet Users 79.4 Award Winners 5.6 12 78.9 8.8 Construct a scatterplot. Choose the correct graph below. O A. Internet Users The linear correlation coefficient is r = . (Round to three decimal places as needed.) Determine the null and alternative hypotheses. Ho: P H₁: p (Type integers or decimals. Do not round.) 56.8 68.0 77.7 11 3.2 1.7 The test statistic is t= (Round to two decimal places as needed.). The P-value is. (Round to three decimal places as needed.) Because the P-value of the linear correlation coefficient is winners. OB. 12- 30 37.8 0.1 Internet Users 90 G the significance level, there O C. Award Winners 12- 30 Internet Users 90 Q Q O D. Award Winners 12- ▬▬▬▬▬▬ 015 ++++++ 30 Internet Users Q Q sufficient evidence to support the claim that there is a linear correlation between Internet users and scientific award

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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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 = 0.05.
Internet Users
Award Winners
Award Winners
12-
Construct a scatterplot. Choose the correct graph below.
O A.
0-
30
Internet Users
79.4
5.6
90
78.9 56.8
8.8 3.2
The linear correlation coefficient is r=
(Round to three decimal places as needed.)
Determine the null and alternative hypotheses.
Ho: P
H₁: P
(Type integers or decimals. Do not round.)
The test statistic is t =■.
(Round to two decimal places as needed.)
68.0 77.7
1.7 11
The P-value is
(Round to three decimal places as needed.)
Because the P-value of the linear correlation coefficient is
winners.
Award Winners
B.
12-
30
●
37.8
0.1
Internet Users
90
Ⓡ
the significance level, there
O C.
Award Winners
12-
0-
30
·
●
Internet Users
90
O D.
Award Winners
12
ttto
30
▬
L
Internet Users
90
sufficient evidence to support the claim that there is a linear correlation between Internet users and scientific award
Transcribed Image Text: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 = 0.05. Internet Users Award Winners Award Winners 12- Construct a scatterplot. Choose the correct graph below. O A. 0- 30 Internet Users 79.4 5.6 90 78.9 56.8 8.8 3.2 The linear correlation coefficient is r= (Round to three decimal places as needed.) Determine the null and alternative hypotheses. Ho: P H₁: P (Type integers or decimals. Do not round.) The test statistic is t =■. (Round to two decimal places as needed.) 68.0 77.7 1.7 11 The P-value is (Round to three decimal places as needed.) Because the P-value of the linear correlation coefficient is winners. Award Winners B. 12- 30 ● 37.8 0.1 Internet Users 90 Ⓡ the significance level, there O C. Award Winners 12- 0- 30 · ● Internet Users 90 O D. Award Winners 12 ttto 30 ▬ L Internet Users 90 sufficient evidence to support the claim that there is a linear correlation between Internet users and scientific award
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