can you explain how you get P(X=x)xP(Y=y). is this the joint probability mass function?
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Q: Could you further explain how you got this?
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can you explain how you get P(X=x)xP(Y=y). is this the joint
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- Find the value of the constant c that makes the function have a probability massWhile taking a walk along the road where you live, you accidentally drop your glove, but you don't know where. The probability density p(x) for having dropped the glove x kilometers from home (along the road) is p(x)=7e−7x for x≥0 What is the probability that you dropped it within 1 kilometer of home?The life (in years) of a laptop battery has a probability density function defined by P(x)=12e−x/2 for x in [0,∞). Find the probability that a randomly selected laptop battery will last between 2 and 5 years?
- While taking a walk along the road where you live, you accidentally drop your glove, but you don't know where. The probability density p(x) for having dropped the glove x kilometers from home (along the road) is p(x)=7e−7x for x≥0 At what distance y from home is the probability that you dropped it within y km of home equal to 0.95?If Θ ∼ Uniform(a = 0, b = 3), find the probability density function of sin(Θ).2. Identify the probability density function, then find the mean and variance without integrating. b. f(x) =1/6 e^−x/6, [0,∞) c. f(x) =1 / 3√2π e^−(x−16)^2/18, (−∞,∞)
- The probability density function of the random variable X is as in the picture with λ> 0. Find the moments estimator (λ^) of the parameter λ.A continuous variable Y has a probability density function for which the moment generating function is given by M(t)=e^(2*t+72*t^2). What is the variance of the variable, Var[Y]?I toss a coin 4 times, and let X be defined as the number of heads I observe. Find the range of X, RX, as well as its probability mass function PX.