Statistics and Probability Review

A bag has 3 red marbles, 2 blue and 4 yellow. What is the theoretical probability of pulling a red?

• 3/10

• 3/9

• 1/9

• 1/3

What is the Theoretical Probablility of landing on red?

• 43%

• 33.3%

• 40%

• 36%

In a cup are the numbers 1 - 20. Find the theoretical probability of 
picking an even number. 

• 10/20

• 1/2

• 1/20

• 20/20

What does "mode" mean?

• average

• middle

• repeats the most

• variation

Find the mode of these numbers:
4,3,6,4,3,6,6,3,2,1,3

• 3

• 6

• 4

• 2

Which restaurant has a higher median wait time?

• Lucy's Steakhouse

• Gary's Grill

• They are the same

A bag contains 4 red marbles, 7 blue marbles and 5 green marbles. what is the Theoretical probability of NOT choosing a red marble if the answer was to be simplified.

• 4/16

• 3/16

• 3/4

• 12/16

On a 6-sided die, which is more likely?

• Rolling an odd number

• Rolling an even number

• They are all equally likely.

• Rolling a prime number

If you spun the spinner 1 time, what is the probability it would land on a black piece?

• 1 / 7

• 2 / 7

• 3 / 7

• 4 / 7

A type of probability that describes what actually happens for an event.

• theoretical probability

• experimental probability

• outcome

• odds