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6.03 Estimating probabilities

Interactive practice questions

A subcollection of the outcomes of an experiment is called:

The sample space

A

A trial

B

An event

C
Easy
< 1min

What is the sum of the probabilities of all possible outcomes of an experiment?

Easy
< 1min

A coin was flipped $178$178 times with $93$93 tails recorded.

What is the exact experimental probability of flipping tails with this coin?

Easy
< 1min

A die is rolled $121$121 times with the results in the table below.

Easy
2min
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Outcomes

1.3.12

use relative frequencies obtained from data as point estimates of probabilities

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