The random variable x is known to be uniformly distributed between 20 and 40. The probability of x having a value between 30 and 45 is _____. a. 1 b. 0.5 c. 0.05 d. 0.75

Q: A random variable X is given with its probability distribution. Find P(x>1) 1 X P(X) 0 0.15 0.25 IN…

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Q: If X is a discrete uniform random variable ranging from 1 to 8, find P(X > 1).  a. 0.7500 b. 0.8750…

A: It is given that X is a discrete uniform random variable ranging from 1 to 8.

Q: Consider the continuous random variable x, which has a uniform distribution over the interval from…

A: Given:  Random variable x from uniform distribution x~unif(a=20, b=28)  With pdf f(x)= 1/(b-a)=1/8…

Q: Please solve b, d, and f parts.

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Q: Assume that 11% of Douglas College students are left-handed. Suppose you randomly select 100…

A: Given that n= number of observation= 100 p= probability of success= 11%=0.11 since each trial is…

Q: sider the continuous random variable x, which has a uniform distribution over the interval from 20…

A: given data, the continuous random variable xuniform distribution over the interval from 20 to 28we…

Q: The data represent the results for a test for a certain disease. Assume one individual from the…

A: Solution: The given information in the table form is    Yes No Total  Positive 133 13 146…

Q: Five males with an​ X-linked genetic disorder have one child each. The random variable x is the…

A: From the given set of informations: x         0        1        2        3       4        5 P(x)…

Q: The random variable x is the number of occurrences of an event over an interval of 10 minutes. It…

A: Here we have given the information, The random variable x is the number of occurrences of an event…

Q: Given a pmf of a random variable X 1 3 4 p(x) 0.05 0.2 0.15 0.15 0.1 0.35 The median of X is O a. 3…

A: Introduction -   Median  M=X1+X22where,X1=the largest value of X such that P(X≤X1)≤0.5X2=the…

Q: The data represent the results for a test for a certain disease. Assume one individual from the…

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Q: Let the variable X be someone's disease status X = D then someone has strep throat X = Dc then…

A: The variable X be someone's disease status. X=D then someone has strep throat X=Dc then someone does…

Q: The random variable X has the following probability distribution.…

A: X      1       2      3 P(X) 0.5   0.2    0.3 We select a random sample of size 2 (with…

Q: For any continuous random variable, the probability that the random variable takes on exactly a…

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Q: A discrete random variable X has the following probability distribution: x 1 2 3 4 P(X=x 2k 3k 4k…

A: Given: The value of x and P(X=x)

Q: P(x = 2) = b) What is the probability that a randomly selected person has received three tickets in…

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Q: The joint probability function of random variables X and Y is given in the ta below. Show that X and…

A: y=-1 0 1 x=0 0.1 0.1 0.1 2 0.1 0.2 0.1 4 0.1 0.1 0.1 The objective is to show that X and…

Q: Find the standard deviation of each random variable shown. The mean for part a is 2.3​, and the mean…

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Q: Let the random variable X be equally likely to assume any of the values 1/15, 2/15, or 1/5.…

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Q: Based on a survey, assume that 49% of consumers are comfortable having drones deliver their…

A: P(comfortable having drones delivery ) = 0.49 sample size  = 6 no. of favorable outcomes = 2 we have…

Q: Consider the continuous random variable x, which has a uniform distribution over the interval from…

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Q: A sample of n = 25 scores is selected from a population with μ = 50 and σ = 10. The probability of…

A: given data n = 25μ = 50σ = 10P(x¯>55) = ?

Q: sample of n = 36 scores is selected from a population with µ = 50 and σ = 24. The probability of…

A: GIVEN DATA,n = 36 μ=50σ=24PROBABILITY THAT SAMPLE MEAN IS GRETER THAN 66 IS =?

Q: You repeatedly roll a biased die, where, on any given roll, the probability of each outcome is(pi:…

A: Solution: 4. From the given information, a biased die is rolled repeatedly. The probability of each…