Suppose N = 15 and r = 4. What is the probability of x = 3 for n = 10 (to 4 decimals)?

Q: A store sells from 0 to 12 computers per day. Is the amount of daily computer sales a discrete or…

A: Random variable is a variable or a set of all the possible variables in the form of numbers,…

Q: A set of average city temperatures in August are normally distributed with a mean of 21.25°C and a…

A: Given information  Mean μ = 21.25° C Standard deviation ∂ = 2°C P ()P (19.63°c < x < 20.53°c)

Q: have a dataset with 20 numbers in it. It has a variance of 16, a mean of 10, and a median of 12.…

A:

Q: The probability distribution for the number of automobiles sold during a day (x) at Bob Iron Motors…

A: x f(x) 0 0.001 1 0.007 2 0.034 3 0.099 4 0.188 5   6 0.22 7 0.136 8 0.055 9…

Q: a) The table below shows the probability distribution of the discrete random variable X. 2 3 4 6. 7…

A: (i) As we know that, the sum of all the probabilities in a probability distribution is always 1 so,…

Q: Let z be the standard normal random variable. 1 Find  P(z > 1.45)   a 0.0452 b 0.0531 c 0.0625 d…

A: Introduction: The normal distribution also called the statistical distribution, may be a symmetric…

Q: 5.100 Tossing a die. You are tossing a balanced die that has probability 1/6 of coming up 1 on each…

A: The probability of coming up 1 on each toss is (probability of success), p=1/6 The number of tosses…