Question

Refer to the Weekly Earnings data set below.
 

College Student Weekly Earnings (n = 5)
Hours Worked (X)				Weekly Pay (Y)
	10				93
	15				171
	20				204
	20				156
	35				261

(c) Calculate the 95 percent confidence interval for μ_y using the appropriate method. (Round your answers to 3 decimal places.)
  
95% confidence interval is from  to  .

Answer 1

Que a)

95% prediction interval of weekly pay of college student who worked for 17hrs is (60.017 , 257.469)

95% confidence interval of average weekly pay of all collge student who worked for 21 hrs is (142.922 , 223.249)