Construct and interpret a 95% interval for the mean selling price of all 92-year-old homes.
A) 115.57 to 148.07
We are 95% sure that the mean selling price of all 92-year-old homes is between $115,570 and $148,070.
B) 115.57 to 148.07
We are 95% sure that selling price of a 92-year-old home is between $115,570 and $148,070.
C) 22.77 to 240.88
We are 95% sure that selling price of a 92-year-old home is between $22,770 and $240,880.
D) 22.77 to 240.88
We are 95% sure that the mean selling price of all 92-year-old homes is between $22,770 and $240,880.

Question

Quizplus · Accepted Answer

df = 46, so t* = 2.013
131.82 ± 2.013 ? 53.57 11eeb2d3_8e04_64a3_b9aa_1f75625716af_TBW1049_11 
31.82 ± 2.013(53.57)(0.150728)
131.82 ± 16.25
115.57 to 148.07
We are 95% sure that the mean selling price of all 92-year-old homes is between $115,570 and $148,070.

Construct and Interpret a 95% Interval for the Mean Selling