Mutually Exclusive Events Theoretical Experimental

2 or more events that cannot happen at the same time

• odds

• mutually exclusive event

• compound probability

• mutually inclusive event

The ratio of the number of ways an event can occur to the number of possible outcomes.

• odds

• theoretical probability

•  outcomes

• dependent event

Which is an example of theoretical probability?

• The probability of rolling a 4 on a die is 1/6.

• I flipped a coin and it landed on tails 2/10 times.

the way to find theoretical probability is:

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Mathematical Equivalence

ON

A food trailer serves chicken and records the order size and sides on their orders, as shown in the table. What is the experimental probability that the next order is for 3-pieces with cole slaw?

• 55%

• 45%

• 40%

• 50%

A jeweler sells necklaces made in three sizes and two different metals. Find the experimental probability that the next necklace sold is a 20-inch gold necklace.

If you roll one die, what is the probability of getting an odd number or a 4?

• 4/6

• 2/6

• 3/6

• 1/6

The spinner is spun once. Find P(B or E)

• 1/4

• 1/5

• 1/8

• 1/10