let's meet at the Center
Getting Some Z's
Historically Speaking
What's the Prob Bob?
I've Been Poissoned!
100
The same as an average.
What is the mean?
100
To get a z score, the mean is subtracted from the random variable and divided by this.
What is a standard deviation?
100
He said, "Four score and seven years ago....."
Who was Lincoln?
100
This is the probability of rolling a 7 with two dice.
What is 1/6?
100
This is the symbol for factorial.
What is an exclamation symbol or ! ?
200
High plus low divided by 2.
What is a mid-range?
200
Q sub 2 separates the ___________ from the ___________.
What is the bottom 50% from the top 50%?
200
He said, "We have nothing to fear but fear itself."
Who was FDR?
200
This is the sum of probabilities.
What is one?
200
These are the possible combinations when a couple has 6 children.
What is 64?
300
If there are an odd set of numbers, it is the middle number.
What is a median?
300
P sub 80 is called ___________.
What is the 80th percentile?
300
He said, "This was their finest hour."
Who was Churchill?
300
P(A or B)
What is the addition rule?
300
This is the same as Q sub 2.
What is the median?
400
Would cause a "Bell Curve" to have a long tail to the right.
What is skewed right or positive skew?
400
If you are lower than the 40th percentile, this is the amount above you.
What is 60%?
400
He said, "I have a dream..."
Who was MLK?
400
This is the probability of guessing on a multiple choice question that has 5 possible answers and getting the question right.
What is 1/5?
400
We use this when order is important.
What are permutations? (nPr)
500
If we take 17 and subtract it from 51 we get 34. This is called the _________________.
What is the range?
500
Less than the mean minus 2 standard deviations and more than the mean plus 2 standard deviations.
What is unusual?
500
He said,"I feel your pain!"
Who is Bill Clinton?
500
This is the probability of rolling "snake eyes " or 2.
What is 1/36?
500
5!
What is 120?
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