Experimental and Theoretical Probability

Ms. Mitchells’ coin purse has 20 coins. There are 6 pennies, 4 quarters, 3 dimes, and the remainder are nickels. What is the theoretical probability of randomly selecting a nickel from Ms. Mitchells’ coin purse?

Mathematical Equivalence

ON

Tags

CCSS.7.SP.C.7B

During a team building game, participants reach into a bag and randomly select a colored flag, which determines their team. If there are 7 green flags, 5 red flags, and 3 yellow flags, then what is the theoretical probability of selecting a red flag?

Mathematical Equivalence

ON

Tags

CCSS.7.SP.C.7B

Describe what EXPERIMENTAL PROBABILITY is.

• What DID happen during the experiment

• What SHOULD happen in an experiment

The bar graph shows the results of rolling a number cube __________times

• 6

• 50

• 100

• 12

Tags

CCSS.6.SP.B.5A

What is the theoretical probability of picking a vowel from the letters A, B, C, D, and E?

• 2/5
• 2/3
• 1/5
• 25%

Tags

CCSS.7.SP.C.7B

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

• Rolling an odd number
• Rolling an even number
• They are both equally likely.
• Neither because 1 is not a prime number

Tags

CCSS.7.SP.C.5

Find the theoretical probability of landing on green or red if you spin the spinner.

• 0
• 3/8
• 5/8
• 1/4

Tags

CCSS.7.SP.C.7B

The arrow of this spinner was spun 60 times. On 45 out of 60 times, the arrow landed on a section labeled with a multiple of 4. What was the experimental probability of the arrow landing on a section labeled with a multiple of 4?

• 
• 
• 
• 

Tags

CCSS.7.SP.C.6

The spinner was spun 30 times and landed on blue 12 times. What was the experimental probability of the spinner landing on colors that were not blue?

• 12/30

• 18/30

• 141/5

• 10/30

Tags

CCSS.7.SP.C.6

Find the theoretical probability of NOT landing on yellow if you spin the spinner.

• 1/8
• 7/8
• 1
• 7

Tags

CCSS.7.SP.C.7B