Questions about Introduction to Random Variables (Questions 1-6) Determine wheth
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Questions about Introduction to Random Variables (Questions 1-6) Determine whether the following are examples of discrete or continuous random variables. Number of orders for a particular type of aircraft for next year. Reaction temperature for a controlled laboratory experiment Whether or not a patient survives experimental brain surgery Amount of time a customer spends waiting in line at Wal Mart. Number of defective light bulbs in a box of 10 light bulbs. Length of time it takes a student to complete this assignment. Amount of sugar in a randomly selected piece of homemade chocolate cake Total number of students that attend a randomly selected Miami University Hockey game The observed values of any random variable can be random. True False Determine what is appropriate to use to denote each of the following. Select from: Capital Letters or Lowercase Letters. A Random Variable. Observed Values of a Random Variable. A Bernoulli random variable has only two possExplanation / Answer
1) Here, a) and e) are discrete random variable .
A discrete random variable has a countable number of possible values.
b) , c) , d) , f) ,g) are continuous random variable.
A continuous random variable differs from a discrete random variable in that it takes on an uncountably infinite number of possible outcomes.
4) True
Bernoulli random variable has two possible outcomes:0 or 1. A binomial distribution is the sum of independent and identically distributed Bernoulli random variables.
5) False
If a sample space contains an infinite number of possibilities equal to the number of points on a line segment, it is called a continuous sample space.
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