# Question: Indicate whether each of the following random variables is discrete

Indicate whether each of the following random variables is discrete or continuous.

a. The number of drive-through customers at your local McDonald’s today

b. The amount spent by all customers at the local McDonald’s today

c. The time, as reported by your digital watch

d. The length of a pedestrian’s stride

a. The number of drive-through customers at your local McDonald’s today

b. The amount spent by all customers at the local McDonald’s today

c. The time, as reported by your digital watch

d. The length of a pedestrian’s stride

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

It has been estimated that one in five Americans suffers from allergies. The president of Hargrove University plans to randomly select 10 students from the undergraduate population of 1400 to attend a dinner at his home. ...Using the hypergeometric distribution, with N = 5, n = 2, and s = 3, determine the following: a. P(x = 0) b. P(x = 1) c. P(x = 2) Arrivals at a walk-in optometry department in a shopping mall have been found to be Poisson distributed with a mean of 2.5 potential customers arriving per hour. If x 5 number of arrivals during a given hour, determine the ...A discrete random variable can have the values x = 3, x = 8, or x = 10, and the respective probabilities are 0.2, 0.7, and 0.1. Determine the mean, variance, and standard deviation of x. A continuous random variable, x, is normally distributed with a mean of $1000 and a standard deviation of $100. Convert each of the following x values into its corresponding z-score: a. x = $1000 b. x = $750 c. x = $1100 d. ...Post your question