K The accompanying table lists the 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=0.01. Click to view the data on Internet users and scientific award winners. Construct a scatterplot. Choose the correct graph below. OA. OB. 40 32- 24- 16- 8- 0- ++++ www 0 20 40 60 80 100 Internet Users Q 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.) Award Winner 40 32- 24- 164 818 off!! 0 20 40 60 80 100 Internet Users Q Q C O C. Award Winners 40- 32- 32 24- 16- HERE 8- 0- 0 20 40 60 80 100 Internet Users Q Q OD. Award Winners 40T 32 24+ 16 8- 0+ 0 20 40 60 80 100 Internet Users Q Q G
K The accompanying table lists the 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=0.01. Click to view the data on Internet users and scientific award winners. Construct a scatterplot. Choose the correct graph below. OA. OB. 40 32- 24- 16- 8- 0- ++++ www 0 20 40 60 80 100 Internet Users Q 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.) Award Winner 40 32- 24- 164 818 off!! 0 20 40 60 80 100 Internet Users Q Q C O C. Award Winners 40- 32- 32 24- 16- HERE 8- 0- 0 20 40 60 80 100 Internet Users Q Q OD. Award Winners 40T 32 24+ 16 8- 0+ 0 20 40 60 80 100 Internet Users Q Q G
Chapter5: Decimals
Section5.5: Averages And Probability
Problem 400E: The cash register receipts each day last week at a coffee shop were $1,845. $1,520. $1,438, $1,682,...
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