# Question: Which of the following could not be probability density functions

Which of the following could not be probability density functions for a continuous random variable? Explain.

a. f (x) = .25 for 0 ≤ x ≤ 1

b. f (x) = .25 for 0 ≤ x ≤ 4

c. f (x) = x for 0 ≤ x ≤ 2

a. f (x) = .25 for 0 ≤ x ≤ 1

b. f (x) = .25 for 0 ≤ x ≤ 4

c. f (x) = x for 0 ≤ x ≤ 2

**View Solution:**## Answer to relevant Questions

The cabin of a business jet has a cabin height 5 feet 9 inches high. If a business traveler's height is N(59100, 2.70), what percentage of the business travelers will have to stoop? The weight of a McDonald's cheeseburger is normally distributed with a mean of 114 ounces and a standard deviation of 7 ounces. Find the weight that corresponds to each event. Show your work. a. Highest 5 percent b. Lowest ...The average cost of an IRS Form 1040 tax ling at Thetis Tax Service is $157.00. Assuming a normal distribution, if 70 percent of the lings cost less than $171.00, what is the standard deviation? The probability is .90 that a vending machine in the Oxnard University Student Center will dispense the desired item when correct change is inserted. If 200 customers try the machine, find the probability that (a) At least ...At a certain Noodles & Company restaurant, customers arrive during the lunch hour at a rate of 2.8 per minute. What is the probability that (a) At least 30 seconds will pass before the next customer walks in; (b) No more ...Post your question