Probability Pot Pourri
Measures of Center
Variables
Probability
Normal Distribution
100
Probability of pulling a 2 from a deck of cards.
What is 1/13?
100
The number that is repeated the most in a series of data.
What is the mode?
100
This is your independent variable.
What is x?
100
Given a 4 color spinner with equal parts (red, blue, yellow, green) what is the probability of spinning red?
What is 1/4 or 25%?
100
The value one standard deviation above the mean for a set of data with a mean of 45 and a standard deviation of 8.3 that is normally distributed.
What is 53.3?
200
Probability of getting two heads when flipping a coin twice.
What is 1/4?
200
Some refer to this measure as the "middle number."
What is the Median?
200
This type of variable deals with numbers.
What is quantitative?
200
Given a 4 color spinner with equal parts (red, blue, yellow, green), the probability of spinning red then blue (as a fraction)
What is 1/16?
200
The value one standard deviation below the mean for a set of data with a mean of 45 and a standard deviation of 8.3 that is normally distributed.
What is 36.7?
300
Probability of pulling a 4 OR a 7 from a deck of cards.
What is 2/13?
300
When you add all of the numbers in a set of data and then divide by the amount of numbers there are you get this.
What is the Mean?
300
This variable is color of a potato.
What is categorical?
300
The theoretical probability of rolling a one THEN picking a red card out of a deck of cards
What is 1/12 or 8%?
1/6 * 1/2 (half of cards are red so 1/2)
300
A machine is used to put bolts into boxes. It does so such that the actual number of bolts in a box is normally distributed with a mean of 106 and a standard deviation of 2. What percentage of boxes contain more than 104 bolts?
What is 84%
400
The probability of rolling a six then a number less than 3.
What is 1/18?
400
This number is the median of 10, 8, 6, 1, and 2
What is 6?
400
The variable is equal to in the equation y = 15 x 7 x 0 x 9 x 8 x 7 x 6 x 78 is this.
What is 0
400
The theoretical probability of picking a purple marble?
What is 2/11 or 18%?
400
The mean of a normally distributed set of data is 52 and the standard deviation is 4. Approximately 95% of all the cases will lie between which measures?
What is 44-60?
500
Probability of rolling a seven when rolling a pair of dice.
What is 6/36 or reduced to 1/6?
500
An outlier can have a huge effect on this measure of center.
What is an outlier?
500
This variable is explained by the explanatory variable.
What is a response variable?
500
The probability of landing on a green, then pulling a red marble, then spinning not orange.
What is 15/176 or 9%?
500
The amount of children Ms. Haas and Mr. Lao have combined.
What is 6?