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 a = 0.05. Internet Users 78.0 78.6 Award Winners 5.5 8.9 Construct a scatterplot. Choose the correct graph below. OA. 12 30 Internet Users 55.8 68.2 76.8 3.3 1.8 10.8 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.). The P-value is (Round to three decimal places as needed.) Because the P-value of the linear correlation coefficient is 37.6 0.1 OB. 12- Internet Users 90 Q 2 the significance level, there O C. ****** F 30 Internet Users 90 Q G O D. 12 Internet Users 2 sufficient evidence to support the claim that there is a linear correlation between Internet users and scientific award winners.

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
Construct a scatterplot. Choose the correct graph below.
O A.
12-
0-
30
Internet Users
78.0
5.5
90
78.6 55.8 68.2
8.9
3.3 1.8
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.)
The P-value is
(Round to three decimal places as needed.)
Because the P-value of the linear correlation coefficient is
76.8
10.8
37.6
0.1
Award Winners
B.
12-
0-
IIK
30
●
Internet Users
90
+
U
the significance level, there
O C.
Award Winners
12-
0+
30
1●
Internet Users
90
O D.
Award Winners
12-
to
30
Internet Users
90
N
sufficient evidence to support the claim that there is a linear correlation between Internet users and scientific award winners.
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 Construct a scatterplot. Choose the correct graph below. O A. 12- 0- 30 Internet Users 78.0 5.5 90 78.6 55.8 68.2 8.9 3.3 1.8 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.) The P-value is (Round to three decimal places as needed.) Because the P-value of the linear correlation coefficient is 76.8 10.8 37.6 0.1 Award Winners B. 12- 0- IIK 30 ● Internet Users 90 + U the significance level, there O C. Award Winners 12- 0+ 30 1● Internet Users 90 O D. Award Winners 12- to 30 Internet Users 90 N sufficient evidence to support the claim that there is a linear correlation between Internet users and scientific award winners.
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