Rachel is trying to remember the combination for her lock. This is what she remembers:
e
There are three numbers in the combination.
The numbers may be 1, 2, 3, or 4.
• No number is used twice.
• The sum of the numbers may be even.
Use an organized list to solve this answer. Please create your organized list in the
answer box. What is the theoretical probability of having an even sum?

Airline passengers arrive randomly and independently at the passenger-screening facility at a major international airport. the mean arrival rate is 10 passengers per minutes. compute the following probabilities. p(x = 4) p(x > 11)

How far could you drive on 50 gallons of gas

The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 12611261 chips and a standard deviation of 118118 chips. (a) determine the 2626th percentile for the number of chocolate chips in a bag. (b) determine the number of chocolate chips in a bag that make up the middle 9696% of bags. (c) what is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies?