1 4
5
In a survey, 250 people were asked to choose one card out of
Cards Chosen
five cards labeled 1 to 5. The results are shown in the table. Number
2 3
Compare the theoretical probability and experimental
Frequency 20 40 80 70 40
probability of choosing a card with the number 3.
The theoretical probability of choosing a card with the number 3 is %. The experimental
probability of choosing a card with the number 3 is %. The theoretical probability is
the experimental probability.
(Type integers or decimals.)
x
+
1
10
vi
va
3.
(10)
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