Question: 1. You generate a scatter plot using Excel. You then have Excel plot the trend line and report the equation and the r2r2 value. The
1. You generate a scatter plot using Excel. You then have Excel plot the trend line and report the equation and the r2r2 value. The regression equation is reported as
y=94.68x+64.83y=-94.68x+64.83
and the r2=0.6241r2=0.6241. What is the correlation coefficient for this data set? r = __
2. For a confidence level of 99% with a sample size of 27, find the positive critical t value. (Round your answer to four decimal places)
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