Construct a 99% confidence interval for the mean difference (A – B) in amount of tread remaining. Here is a t-distribution table.
Answer
0.45 ±:
2.626
(, ):
0.429
(, ):
0.471
df =:
100

Question

Construct a 99% confidence interval for the mean difference (A – B) in amount of tread remaining. Here is a t-distribution table.

Revolt · Accepted Answer

✔ 2.626; 0.45 ±: 2.626; (, ): 0.429; (, ): 0.471; df =: 100

Estimating the Mean Difference