Multiple Choice
A carload of steel rods has arrived at Cybermatic Construction Company.The car contains 50,000 rods.Claude Ong, manager of Quality Assurance, directs his crew to measure the lengths of 100 randomly selected rods.If the population of rods have a mean length of 120 inches and a standard deviation of 0.05 inch, the probability that Claude's sample has a mean less than 119.985 inches is closest to _____________.
A) 0.9974
B) 0.0026
C) 0.4987
D) 0.0013
E) 0.0030
Correct Answer:
Verified
Correct Answer:
Verified
Q54: Alice Zhong is the VP of Operations
Q55: A nonrandom sampling technique that is similar
Q56: A random sample of size 100 is
Q57: According to the central limit theorem, if
Q58: Albert Abbasi, VP of Operations at Ingleside
Q60: A population list, map, directory, or other
Q61: Suppose a population has a mean of
Q62: The sampling distribution of <span
Q63: A sampling distribution is the distribution of
Q64: Suppose a population has a mean of