Multiple Choice
A sample of 500 evening students revealed that their annual incomes were normally distributed
With a mean income of $50,000 and a standard deviation of $4,000. What is the income that
Separates the top 5% from the lower 95% of the incomes?
A) $43,420
B) $47,320
C) $56,580
D) $52,680
Correct Answer:
Verified
Correct Answer:
Verified
Q58: A sample of 500 evening students revealed
Q59: The average score of 100 students taking
Q60: Ball-Bearings, Inc. produces ball bearings automatically on
Q61: The average score of 100 students taking
Q61: Which of the following is NOT a
Q62: Determine the z-score associated with an area
Q65: Two competitive brothers, who work in two
Q66: (i. About 95.5% percent of the area
Q67: Determine the z-score associated with an area
Q68: The upper and lower limits of a