Mathematics, 03.05.2020 13:21 rayne40
A bag contains one red pen, four black pens, and three blue pens. Two pens are randomly chosen from the bag and are not
replaced.
To the nearest hundredth, what is the probability that a black pen is chosen first and then another black pen is chosen?
0.02
0.19
0.21
0.25
Answers: 3
Mathematics, 21.06.2019 20:30
List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6
Answers: 1
Mathematics, 22.06.2019 00:50
Margie is practicing for an upcoming tennis tournament. her first serve is good 20 out of 30 times on average. margie wants to know the estimated probability that her first serve will be good at least four of the next six times she serves. how could she design a simulation for this scenario?
Answers: 3
Mathematics, 22.06.2019 01:30
Im so bad at fractions they are not my best math thing to work on
Answers: 3
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