Mathematics, 14.04.2020 23:04 davelopez979
In the game of roulette, a wheel consists of 38 slots numbered 0, 00, 1, 2,..., 36. To play the game, a metal ball is spun around the wheel and is allowed to fall into one of the numbered slots. If the number of the slot the ball falls into matches the number you selected, you win $35; otherwise you lose $1.A)Construct a probability distribution for the random variable X, the winnings of each spin.
X P(X)
35 .0263
-1 .9737
(b) Determine the mean and standard deviation of the random variable X. Round your results to the nearest penny.
Answers: 2
Mathematics, 21.06.2019 13:30
There are 20 children in the cast of a class play and 8 of the children are boys of the boys 4 have a speaking part in the play and of the girls 8 do not have a speaking part in the play if a child from the cast of the place chosen at random what is the probability that the child has a speaking part
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Mathematics, 21.06.2019 20:30
William invested $5000 in an account that earns 3.8% interest, compounded annually. the formula for compound interest is a(t) = p(1 + i)t. how much did william have in the account after 6 years? (apex)
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Mathematics, 21.06.2019 23:00
With these 5 geometry questions! pls 1.)quadrilateral abcd is inscribed in this circle.what is the measure of ∠a ? enter your answer in the box.°2.)quadrilateral abcd is inscribed in a circle.what is the measure of angle a? enter your answer in the box.m∠a= 3.)quadrilateral abcd is inscribed in this circle.what is the measure of angle b? enter your answer in the box.m∠b= °4.)quadrilateral abcd is inscribed in this circle.what is the measure of angle a? enter your answer in the box.°5.) quadrilateral abcd is inscribed in this circle.what is the measure of angle c? enter your answer in the box.°
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Mathematics, 22.06.2019 00:30
Use the irregular polygon below. show all work. a. find the perimeter. b. find the area. the angles of the irregular polygon is 2, 8, 8, and 4.
Answers: 2
In the game of roulette, a wheel consists of 38 slots numbered 0, 00, 1, 2,..., 36. To play the game...
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