Relative Frequency to Make Predictions

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

• 7

• 35

• 5

• 8

Gerri rolled a number cube 50 times with the results in the table shown.

Based on these results, predict the number of times she can expect to roll a number one in 200 rolls.

Mathematical Equivalence

ON

There were 2 defective USB thumb drives in a shipment of 500. How many can be expected to be defective in a shipment of 1,000?

Mathematical Equivalence

OFF

If the spinner below was spun 100 times, about how many times would you expect the spinner to land on red?

• 20

• 25

• 15

• 35

If the spinner below is spun 12 times, how many times can you expect the spinner to land on R?

• 6

• 8

• 12

• 3

If the spinner below is spun 16 times, how many times can you expect the spinner to land on the number 3?

• 4

• 2

• 16

• 3

If a coin is tossed 100 times, about how many times should the coin turn up tails?

• If I toss a coin 100 times then I should land on tails 25 times

• If I toss a coin 100 times then I should land on tails 45 times

• If I toss a coin 100 times then I should land on tails 55 times

• If I toss a coin 100 times then I should land on tails 50 times

An inspector at a calculator factory found 3 out of 100 calculators did not work properly. If the factory produces an order of 5000 calculators, how many might be expected to NOT work properly?

• 150

• 15

• 300

• 250

An envelope contains 3 different colored cards. Tyler reached in, pulled out a card, recorded the color, and put the card back. He did this 50 times. Based on these results, what is the best prediction as to the number of green cards he would pick in 100 times?

• 50

• 25

• 100

• 75

Ten cards numbered 1 through 10 mixed together and then one card is drawn. If you draw 80 times, how many times would you pick a 5?

• 80

• 1

• 8

• 40