Experimental Probability

Experimental Probability

Assessment

Flashcard

Mathematics

7th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is Experimental Probability?

Back

Experimental probability is the probability of an event based on the results of an experiment or trial, calculated as the number of times the event occurs divided by the total number of trials.

2.

FLASHCARD QUESTION

Front

How do you calculate Experimental Probability?

Back

Experimental Probability = (Number of favorable outcomes) / (Total number of trials)

3.

FLASHCARD QUESTION

Front

If Shannon selects a red jelly bean 11 times out of 44 trials, what is the experimental probability of selecting a red jelly bean?

Back

11/44 = 1/4 after simplification.

4.

FLASHCARD QUESTION

Front

What is the experimental probability of rolling a 1 on a 6-sided die if it was rolled 90 times and resulted in a 13 occurrences of 1?

Back

Experimental Probability = 13/90.

5.

FLASHCARD QUESTION

Front

If a bag contains 20 marbles (10 red, 5 blue, 5 white), what is the experimental probability of drawing a white marble?

Back

Experimental Probability = (Number of white marbles) / (Total number of marbles) = 5/20 = 1/4.

6.

FLASHCARD QUESTION

Front

What is the expected number of white marbles drawn in 50 draws if the experimental probability of drawing a white marble is 1/4?

Back

Expected number = (Probability of white marble) * (Total draws) = (1/4) * 50 = 12.5.

7.

FLASHCARD QUESTION

Front

Jon made 15 out of 35 free throws. What is his experimental probability as a fraction?

Back

Experimental Probability = 15/35 = 3/7 after simplification.

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