On a biased dice, the probability of getting a 1 is 0.3

The dice is rolled 150 times

How many one do you expect to roll?

Question

7 April, 18:58

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Briley Ali · Answer 1

If the probability of getting a 1 each time is 0.3 hence 0.3 of the times, a 1 will be obtained. Thus the number of 1s expected is 0.3 x 150 = 45

On a biased dice, the probability of getting a 1 is 0.3The dice is rolled 150 timesHow many one do you expect to roll?