Find the expected value of the following: x 0 1 2 P(x) .2 .4 .4
What is 0 + .4 + .8 = 1.2
Who is the artist for Mr. Cardenas' guilty pleasure song from back in high school?
Who is Rihanna?
Who are the three rap artists engaged in what is shaping up to be the most highly-anticipated beef of the 2020's?
Who are Drake, J Cole, and Kendrick Lamar?
A probability distribution for a Random Variable X, where values of X can contain whole number and decimal values.
What is a continuous random variable.
what does a random variable "X" represent?
What is a possible numeric value our RV can take on?
In a Geometric setting, given the P(success) = .45
What is the expected value of the probability distribution?
What is mean: 2.22222
The title of the most popular segment in Mr. Cardenas's Team Builder Trivia activities.
What is Poly-JAM-orous?
A probability distribution for a Random Variable X, where values of X contain whole number values exclusively/
What is a discrete random variable.
Telephone poles are typically between 60ft and 120ft tall. Telephone poles shorter than 60ft are cut up and repurposed for other applications. A lumber mill boasts a production rate of 95% of their telephone poles being in this height range. Suppose they produce a truckload of 15 telephone poles and record the heights of each pole.
What is the probability that 11 randomly chosen telephone poles are in this height range?
What is 0.00485 (0.49%)
Suppose we shuffle a standard deck of cards, and we turn over the top card. We put the card back in the deck and reshuffle. We repeat this process until we get a Jack.
What is Geometric
What university did Mr. Cardenas go to?
What is Cal State Long Beach?
The collection of all the possible values and the probabilites that they occur is called the ........ for the random variable.
What is a probability distribution (model).
The Internal Revenue Service estimates that 20% of all taxpayers filling out forms make mistakes. An IRS employee randomly selects and checks 30 forms for mistakes. It is safe to assume that each form checked is independent.
What is the probability that exactly nine forms have an error?
What is 0.06756 (6.76%)?
Mr. Cardenas notices a certain student shows up late to class 60% of the time. For the entirety of the third quarter, he records how many times they were late to class. This study lasted over the course of 30 class meetings.
What is Binomial
What is my favorite color?
What is Red?