Simple Probability & Predictions

There are 20 marbles in the jar.

What is the probability of choosing a marble that is NOT green from the jar?

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• 10/20

• 5%

• 10%

• 0.5

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CCSS.7.SP.C.5

CCSS.7.SP.C.7

In a survey, 100 middle school students were asked which social media platform they preferred. The results are shown in the table above.

What is the probability that a student prefers TikTok?

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• 72 out of 100

• 72%

• 0.72

• 72/100

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

CCSS.7.SP.C.5

Melissa rolled a number cube that has sides labeled 1 to 6. What is the probability that she rolled a 2 or a 3?

• 1/6

• 1/3

• 1/2

• 3/4

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

Twenty-five people were asked which of the four gifts was their favorite.  Which gift was favored 16% of the time?

• Flowers
• Perfume
• Jewelry
• Clothing

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

CCSS.7.SP.A.1

CCSS.7.SP.A.2

These 12 shapes are put into a bag.  If you reach into the bag 60 times, replacing the shape after each time, predict how many times you would pull out a circle.

• 15 times
• 20 times
• 25 times
• 30 times

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CCSS.7.SP.A.1

CCSS.7.SP.A.2

CCSS.7.SP.C.5

CCSS.7.SP.C.6

CCSS.7.SP.C.7

100 second graders were asked to do a book report about one of these four zoo animals.  The number of students who chose each animal is shown in the table.  If 250 second graders had to choose of of the four animals, predict how many would choose to write about a giraffe.

• 60 students
• 50 students
• 40 students
• 30 students

Tags

CCSS.7.RP.A.2C

150 people were polled on their favorite sport.  Based on the table, if you asked only 25 people what their favorite sport is, how many would say soccer is their favorite sport?

• 5 people
• 6 people
• 8 people
• 10 people

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

CCSS.7.SP.A.1

CCSS.7.SP.A.2

If I spin 35 times, how many times would I land on yellow? *Hint: Set up a proportion.

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CCSS.7.RP.A.2

CCSS.7.RP.A.3

CCSS.7.SP.C.5

CCSS.7.SP.C.7

Predict how many times someone would land on a number less than or equal to 5 if they rolled a die 90 times

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6

CCSS.7.SP.C.7

In a survey, 48 teachers were asked which social media platform they prefer.

The results are shown in the table above.

Based on this data, predict how many teachers would say Facebook is their favorite if 180 teachers were surveyed.

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

CCSS.7.SP.A.1

CCSS.7.SP.A.2