1) Khan has a 0.6 probability of making a free throw. Suppose each free throw is independent of the other. If he attempts 10 free throws, what is the probability that he makes at least 2 of them?" 0.001 0.998 0.912 0.852
1)
Khan has a 0.6 probability of making a free throw. Suppose each free throw is independent of the other. If he attempts 10 free throws, what is the probability that he makes at least 2 of them?"
0.001 0.998 0.912 0.852
2)
Binomial random experiments have random variable as?
success in the sample success in the trial failure in the sample failure in the trial
3)
By investing ina particular stock, a person can make a profil in 1 year of Rs, 4000 with a probability of 40% and a loss of Rs. 1000 with a probability of 60%. What is the person's expected gain?"
1000 500 2000 200
4)
Discrete data are made continuous by using
class boundaries class intervals cumulative frequency probability
5)
From a lot of 12 missiles, 5 are selected at random and fired. If the lot contains 3 defective missles that will not fire, what is the probability that all 5 will fire?"
0.159 0.2 0.1 0.21
6)
Compute the probablity of getting 5 in 6 trails if a fair dice is tossed 10 times.
0.1149 Answer not given ().2249 0.0004
7)
Find the exoected number of Jazz records when 4 records are selected at random from a collection consisting of 5 Jazz records, 2 classical and 3 pop records."
1 2 3 4
8)
Average values is always
Expected value Variance standard deviation Probablity
9)
A research survey with outcomes being defined as Poor, Average, Good, Excellent is a random experiment with random variable being of type"
Ordinal Nominal Continuous Ratio
10)
A small voting district has 110 female voters and 90 male voters. A random sample of 10 voters is drawn. What is the probability exactly 7 of the voters will be female?
0.75 0.51 0.224 0.1665
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