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zubka84 [21]
2 years ago
11

A set of face cards contains 4 Jacks, 4 Queens, and 4 Kings. Carlie chooses a card from the set, records the type of card, and t

hen replaces the card. She repeats this procedure a total of 60 times. Her results are shown in the table.
How does the experimental probability of choosing a Queen compare with the theoretical probability of choosing a Queen?

The experimental probability is 4 less than the theoretical probability.
The experimental probability is 1/15 less than the theoretical probability.
The experimental probability is 1/15 more than the theoretical probability.
The experimental probability is 4 more than the theoretical probability.

Mathematics
2 answers:
RUDIKE [14]2 years ago
8 0
The correct answer to this question is that "<span>The experimental probability is 1/15 less than the theoretical probability."

The table as attached via image shows that the probability of getting a Jack is 2/5, getting a Queen is 4/15, and King is 1/3. That is the theoretical probability of each card to be drawn according to its frequency.
</span>
maxonik [38]2 years ago
8 0

Answer:

the answer is b

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Answer:

(A)

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(B)

Then the cumulative function would be

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(B)

For any  x you are looking for the probability P(X \geq x)  which is

P(X \geq x)  = \int\limits_{-\infty}^{x}  1.25(1-t^4) dt = \int\limits_{0}^{x}  1.25(1-t^4) dt = 1.25x - 0.25x^2

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