The given data represent the total compensation for 10 randomly selected CEOs an
ID: 2908595 • Letter: T
Question
The given data represent the total compensation for 10 randomly selected CEOs and their company's stock performance in 2009. Analysis of this data reveals a correlation coefficient of -0 2 135 What would be the predicted stock return for a company whose CEO made $15 million? What would be the predicted stock return for a company whose CEO made $25 million? EB Click the icon to view the compensation and stock performance data. Click the icon to view a table of critical values for the correlation coefficient. What would be the predicted stock return for a company whose CEO made $15 million? ?% (Type an integer or decimal rounded to one decimal place as needed) What would be the predicted stock return for a company whose CEO made $25 million? ?% (Type an integer or decimal rounded to one decimal place as needed )Explanation / Answer
Rcode::
lm function to fit a linear model.
compensation <- c(26.02,12.63,19.86,13.48,12.65,12.33,26.12,15.26,17.18,14.65)
stockreturn <- c(5.66,29.94,31.45,80.25,-8.57,2.75,4.12,10.56,4.06,11.55)
rmod=lm(stockreturn~compensation)
newdata = data.frame(compensation=15)
predict(rmod, newdata, interval="predict")
output:
fit lwr upr
1 19.23219 -44.6649 83.12927
predicted =19.2%
Solutionb:
newdata1 = data.frame(compensation=25)
predict(rmod, newdata1, interval="predict")
fit lwr upr
1 9.047905 -61.26182 79.35763
predicted=9.0%
cor(compensation,stockreturn)
r=-0.2135
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