Mathematics, 24.03.2020 05:59 homelanie21
Let the random variable X be the number of rooms in a randomly chosen owner-occupied housing unit in a certain city. The distribution for the units is given below.
X 3 4 5 6 7 8 9 10
P(X) 0.07 0.23 0.36 0.19 0.05 0.05 0.03 ?
(a) Is X a discrete or continuous random variable?
(b) What must be the probability of choosing a unit with 10 rooms?
(c) What is the probability that a unit chosen at random is not a 10-room unit?
(d) What is the probability that a unit chosen at random has less than five rooms?
(e) What is the probability that a unit chosen at random has three rooms?
Answers: 2
Mathematics, 21.06.2019 13:00, shaniqwakirkseyniqwa
Atriangle includes one angle that 72º. which pair could be the measures of the other two angles of the triangle? a. 9º, 9º b. 26º, 46º c. 53º, 55º d. 72º, 108º
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Mathematics, 21.06.2019 16:00, yurimontoya759
12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?
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