Probability Unit Test

Probability based on data from repeating an event (doing an experiment)

Probability that is based on how likely an event is to occur

Likelihood that a particular event will occur

"if you flip a coin 10 times and land on heads 6 times then the formula would be 6/10 or 60%" What type of probability is this?

• Theoretical

• Experimental

• Joint

• Conditional

A researcher spends 500 hours observing birds in their habitat, over those 500 hours the birds build 21 nests, during any randomly selected hour what is the probability that they will build a nest.

• 6%

• 5.6%

• 4.2%

• 4.1%

A factory that produces lightbulbs randomly select 1000 light bulbs and test them, 64 bulbs are found defective, what is the experimental probability that any given lightbulb is defective.

• 8%

• 6.4%

• 21%

• 4%

A biologist is studying the behavior of two species of ants, Species A and Species B, in a particular habitat. he spends 168 hours and observes 25 total interactions, the experimental probability for a interaction happening in any given hour is ( Don't include percent sign, Round up )

There are 200 patients in a hospital, 160 of them are now healthy after treatment. what is the experimental probability of any patient being healthy after treatment

• 86%

• 80%

• 73%

• 70%

In a certain game, a player rolls two fair six-sided dice. What is the theoretical probability that the sum of the two dice is prime?

• 29%

• 43%

• 65%

• 41%

An urn contains 8 red balls, 6 blue balls, and 4 green balls. If three balls are drawn without replacement, what is the theoretical probability that all three balls are the same color?

• 7%

• 4%

• 9%

• 11%