Mathematics, 13.11.2020 07:20 owenwernert
Question
For a certain animal, suppose that the number of babies born is independent for each pregnancy. This animal has a 70%
chance of having 1 baby and a 30% chance of having 2 babies at each pregnancy. Let X be a random variable that
represents the total number of babies if the animal gets pregnant twice. Construct a table showing the probability
distribution of X. Arrange x in increasing order.
• Write the probabilities P(x) as decimals rounded to two decimals.
Answers: 2
Mathematics, 21.06.2019 13:00
In the diagram below, dab and dac are adjacent angles. if mdac = 25°, what is mdab in degrees? what is mbac in degrees?
Answers: 3
Mathematics, 21.06.2019 21:30
Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3
Answers: 2
Mathematics, 22.06.2019 02:00
Look at this system of equations. -3x + 3y = 12 y = x + 4 the solution set of this system is best explained by which of these statements? a) the graphs of the equations are the same line because the equations have the same slope and the same y-intercept. the system has infinitely many solutions. b) the graphs of the equations are parallel lines because they have the same slope but different y-intercepts. the system has no solution. c) the graphs of the equations are lines that intersect at one point because the equations have the same slope but different y-intercepts. the system has exactly one solution. d) the graphs of the equations are lines that intersect at one point because the equations have the same slope and the same y-intercept. the system has exactly one solution.
Answers: 2
Question
For a certain animal, suppose that the number of babies born is independent for each pregn...
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