Simple Probability

The table shows the probability of drawing a number ticket from a jar. If eighteen tickets are randomly drawn, how many tickets would be expected to have a number that is odd?

• 2 tickets

• 4 tickets

• 6 tickets

• 8 tickets

Based on these results, what is the experimental probability of getting a 6 on one roll of a number cube?

• 1/4

• 5/16

• 3/16

• 1/8

If a bag contains 3 purple, 8 orange, 2 black, and 7 white marbles, what is the probability of an orange marble being selected?

• 1/4

• 1/2

• 3/4

• 1

A(n) _______________ is the result of a trial.

• sample space

• event

• experiment

• outcome

If you cut a shuffled deck, what is the probability you will get an 8 of diamonds?

• out of 4

• out of 13

• out of 52

• out of 52

A(n) ______________ is anactivity involving chance in which results are observed.

• trial

• outcome

• sample space

• experiment

A(n) _____________________ is all the possible outcomes of an experiment.

• sample space

• trial

• experiment

• event

A popcorn company puts a sticker in each box of popcorn. There are four different sticker themes. Fifty boxes were opened and the results are displayed in the table.

• 1/2

• 1/5

• 1/4

• 3/5

Mark collects antique coins from different countries and has 10 from Spain, 20 from Australia, 15 from Germany and 5 from Japan. If all of Mark’s coins are placed in a bag, what is the theoretical probability that he will randomly pick a coin from Australia or Germany?

• 4/5

• 6/10

• 3/5

• 7/10

A skateboard company finds two defective wheels in a sample of 500 wheels. If a long board company buys four million wheels, how many wheels should they expect to be defective based on the experimental probability?

• 16,000

• 1,600

• 2,000

• 20,000