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7.5.B.8 - The Difference Between Theoretical Probabilities and Estimated Probabilities – Exit Ticket

Sidst opdateret over 4 years ago

3 Spørgsmål

10

Spørgsmål 1

1.

Which of the following graphs would NOT represent the relative frequencies of heads when tossing 1 penny? Explain your answer.

10

Spørgsmål 2

2.

Jerry indicated that after tossing a penny 30 times, the relative frequency of heads was 0.47 (to the nearest hundredth). He indicated that after 31 times, the relative frequency of heads was 0.55. Are Jerry’s summaries correct? Why or why not?

10

Spørgsmål 3

3.

Jerry observed 5 heads in 100 tosses of his coin. Do you think this was a fair coin? Why or why not?

From EngageNY.org of the New York State Education Department. Grade 7 Mathematics Module 5, Topic B, Lesson 8. Internet. Available from https://www.engageny.org/resource/grade-7-mathemat...; accessed 8/Apr/2016.