STAAR 2.0 Probability Practice

A teacher has a container of pens. She will randomly select one pen from the container.

-5 red pens

-9 blue pens

-6 black pens

The probability of selecting a black pen is ​ ​ (a)   , and the probability of selecting a pen that is not black is ​ (b)   .

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7.6.E

A fair spinner is spun 40 times. The color that the spinner lands on is recorded in the table shown.

Based on these results, what is the experimental probability in decimal form that the next time the spinner is spun it will land on red or green?

Mathematical Equivalence

ON

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7.6.C

The table shows he number of bottles of different types of soda sold at a cafeteria on Tuesday.

If the cafeteria has 100 customers on Wednesday, complete the statement below.

The number of bottles of Coke sold will be ​ (a)   the number of bottles of Sunkist sold.

• twice
• half
• less than
• equal to

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7.6.H

Kaitlyn has two spinners. One spinner has faces that are red, blue, and green. The other spinner has faces that are labeled A, B, C, and D. Kaitlyn spun each spinner and recorded the results in the table.

Based on these results, what is the experimental probability that the next time the spinners are spun, Kaitlyn will get red and C?

Tags

7.6.C

A survey of customers at a pizzeria was conducted to determine the preferred type of topping on a pizza. Each customer chose one topping. The survey results are shown in the table.

If 100 customers were to come into the pizzeria complete the statement below.

The number of customers who will prefer hamburger will be ​ (a)   the number of customers who prefer sausage.

• three times
• two times
• less than
• one -third

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7.6.H

A bag contains images of different shapes. The table shows the results of drawing one image at random, recording the shape, and then placing the image back in the bag.

Based on the information in the table, in how many of the next 125 times will an image of a circle be drawn?

• 11

• 30

• 55

• 40

Tags

7.6.C