Asked by marilyn
Mario rolled a number cube labeled 1-6 sixty times. In what percent of the rolls did Mario roll a number less than 4?a.5%,b.33%,c.50%,d.55%
# #of x rolled
1 16
2 12 33/60 x/100
3 5 3300/60=55?
4 8
5 12
6 7
# #of x rolled
1 16
2 12 33/60 x/100
3 5 3300/60=55?
4 8
5 12
6 7
Answers
Answered by
PsyDAG
Either-or probabilities are found by adding the individual probabilities.
P(<4) = P(3 or 2 or 1) = 1/6 + 1/6 + 1/6 = ?
P(<4) = P(3 or 2 or 1) = 1/6 + 1/6 + 1/6 = ?
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