Standard Deviation

Question 1

The theoretical probability of an event is the number of ways an event can occur divided by the total number of possible outcomes: What is the theoretical probability of selecting a king from a standard deck of 52 playing cards?

Revolt · Accepted Answer

A: 1/13

Question 2

A fair die is a cube with number 1 through 6 on the sides, represented as painted spots. If a fair die is rolled, what is the probability of number 6 landing face up?

Revolt · Accepted Answer

A: 1/6

Question 3

The experimental probability of an event is based on the results of an experiment that is repeated many times: A coin is tossed 40 times. Heads appeared 18 times. Find the experimental probability of landing on heads.

Revolt · Accepted Answer

B: 9/20

Question 4

When rolling two fair dice, the probability of rolling different sums is

Revolt · Accepted Answer

B: different.

Question 5

If two fair dice are rolled, there are two different ways to roll a sum of 3:How many different ways are there to roll a sum of 4?

Revolt · Accepted Answer

B: 3

Standard Deviation Answers

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