what is the probability of getting a after spinning this wheel, 3/6, 2/5, 4/6, 2/6, In a sample study of 642 people,it was found that 514 people have a high school certificate.if a person is selected at random,the probability that person has a high school certificate is, 0.5, 0.6, 0.7, 0.8, In a survey of 364 children aged 19-36 months,it was found that 91 liked to eat potato chips.if a child is selected at random, the probability that he/ she doea not like to eat potatochips is, 0.25, 0.50, 0.75, 0.80, In a medical examination of students of a class 10 students of blood group A , 13 students of blood group AB,12 students of blood group B and 5 students of blood group O are recorded .if a student is selected at random from the class what is the probability that he/she has blood group B, 1/4, 13/40, 3/10, 1/8, 80 bulbs are selected at random from a lot and their life timeb(in hrs) is recorded as 10 bulbs has 300hrs lifetime,12 bulbs has 500hrs lifetime ,23 bulbs has 700hrs lifetime, 25 bulbs has 900hrs lifetime and 5 bulbs has 1100hrs lifetime.one bulb is selected at random from the lot.what is the probability that its life is 1150hrs ?, 1/80, 7/16, 0, 1, Two coins are tossed 1000 times and outcomes are recorded as no of 2 heads occur 200 times ,1 head occur 550 times and no head occur 250 times .based on this information what is the probability for atmost one head?, 1/5, 1/4, 4/5, 3/4, if a bag contain 5 blue marbles,7white marbles,4 green marbles and 9 black marbles .if one marble os drawn from the bag what is the probability that marble is white?, 1/5, 4/25, 7/25, 6/25

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