Question

The time needed for passengers to board the Twisting Thunder roller coaster is skewed right with a mean of 49 seconds and a standard deviation of 7.1 seconds. The time to board the Spiral Wonder roller coaster is skewed left with a mean of 44.8 seconds and a standard deviation of 3.7 seconds. What is the probability in a random sample of 32 times loading Twisting Thunder and 36 times loading Spiral Wonder that the mean time for Twisting Thunder is less than that of Spiral Wonder?

0.0042
0.0013
0.8584
0.9189

Answer 1

well I got A. 0.0042 wrong so I'm assuming the correct Answer is B. 0.0013

Explanation:

Edge 2022

Answer 2

NOT c .8584

Explanation:

sorry i cant help more :/