Do Now/Exit Ticket. Probability/Simulation

What is an outcome of rolling a die?

• Any one of the numbers 1, 2, 3, 4, 5, or 6.

• Any two numbers between 1 and 12.

• Only the number 6.

• Any number between 1 and 10.

The sample space for flipping a coin is {heads, tails}.

• True

• False

A spinner has 5 equal sections. What is the probability of landing on one section?

• 1/5

• 1/4

• 1/2

• 1/3

Tags

CCSS.7.SP.C.7A

Circle the population:

• All students in school

• 20 students in one class

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

What does it mean if a sample is fair?

• A fair sample accurately represents the population without bias.

• A fair sample only includes data from one group in the population.

• A fair sample is chosen based on personal preferences.

• A fair sample always has the largest possible size.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Give one example of an unfair sample.

• Surveying only students from one class to represent the whole school.

• Surveying students from every class in the school.

• Surveying students from different grades and backgrounds.

• Surveying a random selection of students from the whole school.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A trial is one repetition of an experiment.

• True

• False

Tags

CCSS.HSS.IC.B.3

You flip a coin 10 times and get 7 heads. What is the experimental probability of heads?

• 7/10

• 3/10

• 1/2

• 1/10

Tags

CCSS.7.SP.C.6

What is the true probability of rolling a 2 on a fair die?

• 1/6

• 1/2

• 1/3

• 1/4

Tags

CCSS.7.SP.C.7A

Which is non-uniform:

• Rolling a fair die

• Using a weighted coin that lands on heads more often

Tags

CCSS.7.SP.C.7B