Consider the following data

a. Calculate the correlation between x and y, and perform a hypothesis test to determine if the correlation is significantly greater than zero. Use a significance level of 5%.
b. Are you willing to conclude that there is a strong linear association between the two variables? Use at least one graph to support your answer, and to explain why or why not.

Transcribed Image Text:

-4 -1 0 1 2 3 4 125-64 27 -1 08 27 64 125