🗂 Probability & Statistics

  Which of the following describes theoretical probability?

• a.  Perform an experiment to determine the probability
• a.      Determining the expected probability of an event
• a.  Perform a simulation and count the number of possible outcomes
• a.  Use trials to count the number of desired outcomes

Experimental Probability is:

• What Will happen 
• What actually happens
• What should happen
• What I think Happens

A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?

• 5/11
• 5/6
• 1/3
• 5

Probability can be between what two numbers?

• 10 and 20
• 0 and 100
• 0 and 1
• All Numbers are possible

Find the probability of rolling greater than a 1 on a single die.

• 6/6
• 5/6
• 4/6
• 1/6

Which event is not a dependent event?

• Picking 2 students be line leader and door holder from a group of 20 students
• Picking 2 marbles from a bag without replacing the first marble
• Picking 2 blue crayons from a box
• Picking an earring, replacing it, then picking a 2nd earring

What is the range of the following data set?

{2, 9, 5, 4, 7, 8}

• 6

• 7

• 5

• 8

Over the basketball season each game was a different score.

What is the median of the set?

• 13

• 13.5

• 15.5

• 16

Over the basketball season each game was a different score.

What is the mean(average) of the set?

• 12

• 13

• 15

• 16

What is the mode in all for each team?

• 25

• 75

• 100

• 50