Multiple Choice
The mean weight of loads of rock is 51.0 tons with a standard deviation of 10.0 tons. If 36 loads are chosen at random for a weight check, find the probability that the mean
Weight of those loads is less than 50.3 tons. Assume that the variable is normally
Distributed.
A) 15.91
B) 65.91
C) 34.09
D) 84.09
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q39: A biologist estimates that 70% of the
Q40: The average hourly wage of workers at
Q41: The length of country and western songs
Q42: A normal population has a mean
Q43: If a normally distributed group of test
Q45: For a normal distribution curve with a
Q46: A sample of size 50 will
Q47: The average length of crocodiles in a
Q48: The weights of 6-week-old poults (juvenile turkeys)
Q49: As the sample size <span