Chapter 5-1 HW

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area and probability

in a probability histogram, there is a correspondence between _________.

it is a continuous random variable

is the amount of rain in city B during April a discrete random​ variable, a continuous random​ variable, or not a random​ variable?

it is not a random variable

is the gender of college students a discrete random​ variable, a continuous random​ variable, or not a random​ variable?

it is a continuous random variable

is the height of a randomly selected giraffe a discrete random​ variable, a continuous random​ variable, or not a random​ variable?

discrete random variable

is the number of people in a restaurant that has a capacity of 150 a discrete random​ variable, a continuous random​ variable, or not a random​ variable?

continuous random variable

is the square footage of a house a discrete random​ variable, a continuous random​ variable, or not a random​ variable?

it is a continuous random variable

is the time it takes to fly from city A to city B a discrete random​ variable, a continuous random​ variable, or not a random​ variable?

expected value

the _______ of a discrete random variable represents the mean value of the outcomes


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