Intro to Sample Space

The result of a single observation of an experiment.

• Sample Space

• An outcome

• Equally Likely

The set of all possible outcomes of an experiment.

• Sample Space

• An outcome

• Equally Likely

You flip a coin and it lands on Heads. Heads is a(n):

• Sample Space

• An outcome

You flip a coin and it lands on Tails. Tails is a(n):

• Sample Space

• An outcome

You flip a coin. The sample space is:

• Heads

• Tails

• Heads, Tails

How many possible outcomes are on this spinner?

(a)  

What is the sample space for this spinner?

• 1

• 8

• 1, 2, 3, 4, 5, 6, 7, 8

• 50/50

Tags

CCSS.7.SP.C.5

Is each outcome equally likely?

• Yes, because 8 divided by 2 is 4.

• Yes, because each outcome is the same size, 1/8, of the spinner.

• No, there is not an equal chance of landing on each number.

• No, nothing in life is equally likely.

What is the sample space for this spinner?

• 1, 1, 1, 1, 2, 3, 4, 4

• 1, 2, 3, 4, 5, 6, 7, 8

• 1, 2, 3, 4

• 8

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

There are 8 total outcomes. What is the probability of landing on a 2 ?

• 1

• 2/8

• 2

• 1/8