Day 3 Gambler's Fallacy and Probability Review

You flip a fair coin and it lands on tails 10 times in a row. What is the probability that it will land on tails again?

• Less than 50%

• Greater than 50%

• Exactly 50%

You spin a spinner 7 times and it lands on yellow every time. What is the probability that it lands on yellow on the next spin?

• 25%

• 75%

• 50%

• 100%

You have flipped a fair coin 5 times and have gotten 5 tails in a row. Should you expect that a head is more likely on the next toss?

• Yes

• No

Two dice are rolled, and the numbers showing are added together. What is the theoretical probability that the sum is less than 5?  Use the chart to help you.

•  $\frac{1}{6}$  

•  $\frac{5}{6}$  

•  $\frac{5}{18}$  

•  $\frac{1}{9}$  

Two dice are rolled, and the numbers showing are added together. What is the theoretical probability that the sum is greater than 10?  Use the chart to help you.

•  $\frac{1}{6}$  

•  $\frac{5}{6}$  

•  $\frac{1}{12}$  

•  $\frac{1}{9}$  

Two dice are rolled, and the numbers showing are added together. Theoretically, which sum appears most often?

• 5

• 6

• 8

• 7

• 9

Experimental Probability is:

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

Theoretical Probability is?

• What Should happen
• What does happen
• What Will Happen
• What I want to Happen

What is the Theoretical Probability of not landing on red?

• 25%
• 50%
• 65%
• 66.7%

The bar graph shows the results of spinning the spinner 200 times. What is the experimental probability of landing on a 3?

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