Which dimension of quality is being studied for a Honda lawnmower ...

[D2AR0N]

Which dimension of quality is being studied for a Honda lawnmower when customers are asked to rate its ability to start on the first or second try?
 a. aesthetic design
  b. reliability
  c. serviceability
  d. competence

Question 2

Due to assumptions in linear regression about the distribution and mean of the error, the only population parameter that will need to be estimated to understand the extent of error is the
 a. autocorrelation of the error c. coefficient of determination
  b. standard deviation of the error d. coefficient of variation

[verrinzo]

Answer to Question 1

B

Answer to Question 2

B
Because the error is assumed to be normally distributed with a mean of zero, the only error term needed in the regression equation is the error standard deviation.

[D2AR0N]

Thanks for the timely response, appreciate it

[sultansheikh]

TYSM