A discrete probability distribution is given by the table below. 123 4 5 Pr(X=x) aa2a0.20.4 The value of a is equal to Select one: O 0.4 O 0.3 O 0.1 -0.2 O 0.2

Q: The discrete probability distribution is given by. What is the mean of the probability distribution?…

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Q: A recent study has shown that a new treatment cures a certain disease 79% of the time. A random…

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Q: P(4) = (Type an integer or a decimal.)

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Q: e probability that P(1 < X< 3)

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Q: A coin is flipped twice. Construct the probability distribution, letting X represent the number of…

A: We are provided with the information that a coin is tossed twice. This implies we have the sample…

Q: Use the probability distribution listed in the given table. Compute P(X < -1 or X = 2). X f(x) A 0.6…

A: Given, Probability distribution function f(x) of random variable x is x -2 -1 0 1 2 f(x) 0.2…

Q: The mean, μ, and standard deviation o respectively Oμ = 3.00, o = 1.40 Oμ = 1.40, o = 2.89 Oμ= 2.89,…

A: Given The probability of at least three, P(x &gt; 4))=p(x=4) +p(x=5) =(0.36) +(0.10) =0.46

Q: The plot to the right shows the probability function of a random variable Z. Estimate the needed…

A: For the given plot Find P ( z &gt;=3 or z =-1 ) = ? P ( z &gt;=3 ) +P(  z =-1 ) = P( z = 3 ) + P( Z…

Q: If the probability distribution for a discrete random variable X is given by the following piecewise…

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Q: Question * Telephone calls enter a college switchboard on the average of two every three minutes.…

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Q: Customers at a gas station pay with a credit card (A), debit card (B), or cash (C). Assume that…

A: Given that, Customers at a gas station pay with a credit card (A), debit card (B), or cash (C).…

Q: An article reports that blue eyed people earned least then Brown eyed people with these numbers…

A: In this case, the p-value is 0.45.

Q: A botanist is cross-pollinating her dahlias to produce new colors. The chart shows the probability…

A: Given that     A botanist is cross-pollinating her dahlias to produce new colors. The chart shows…

Q: Use the probability distribution below to answer questions    x 0 1 2 3 4   P (X = x) 0.4 k…

A: Rules of probability: 1. The range of probability value is between 0 and 1, both inclusive. 2. The…

Q: Use the probability distribution listed in the given table. Compute P(X s-1 or X = 2). -2 -1 1 2 fx)…

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Q: A discrete probability distribution is given as: X O 1 2 P(X) 0.24 0.26 0.18 What is the probability…

A: Given data,x     :- 0,1,2,3,4,5,6p(x):- 0.24,0.26,0.18,0.21,0.08,0.03we have to find out the…

Q: Given that P(E) = 1.8, what must be true about the event E? Select the best answer. This is not a…

A: I have given the answer in the next step. Hope you understand that

Q: Using the joint probability table below, determine P(X = 1, Y = 7). Amin Y 3 -10 1 0.05 0.15 0.05…

A: x=-1 x=0 x=1 total y=3 0.05 0.15 0.05 0.25 y=5 0 0.3 0.15 0.45 y=7 0.1 0.05 0.15 0.30…

Q: 1 2 3 4 P(Z) 0.0625 0.2500 0.3750 0.0625 Which expression represents the probability of at least…

A: We have given that  Probability distribution.  Z 0 1  2 3 4 P(z) 0.0625 0.2500 0.3750 ? 0.0625

Q: A fair 12-sided die is tossed. Find P(4 or at least 5). That is, find the probability that the…

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Q: A civil engineer is selected from a staff of 10 to supervise a concrete pouring project by selecting…

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Q: Can you help me understand how to find probability using excel?  P(0.27<Z<1.06)

A: A continuous random variable X is said to follow normal distribution with parameter µ and σ2 if its…

Q: Using the joint probability table below, determine P(X = 0 | Y = 5). 3 زیا -10 1 0.15 0.15 0.05 0.05…

A: x=-1 x=0 x=1 total y=3 0.15 0.15 0.05 0.35 y=5 0.05 0.15 0.3 0.50 y=7 0 0.05 0.1 0.15…

Q: Find the value of a in the following probability distribution is 5 6 7 8 9 P(x) 4 14 2x 68 68 68 O…

A: See the handwritten solution

Q: Determine the required value of the missing probability to make the distribution a discrete…

A: Given, X P(X) 3 0.31 4 ? 5 0.28 6 0.17

Q: The probability of z between 0.25 and 1.04 is about,.. O A. 0.2521 O B. 0.8508 CC.0.5987 D. 0.7479

A: Solution: 3. Here, it is needed to find the probability.

Q: 0.8 Find the probability by referring to the tree diagram on the right. M 0.4 P(MnB) = P(M)P(B|M)…

A: Consider the given tree diagram. We have to find the PM∩B=PMPB|M. From the given diagram, we can…

Q: What is the probability that the line will stop at the 45th package?

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Q: Consider the following discrete probability distribution. X P(X=x) 0 -10 0.35 0 C 0.10 What is the…

A: Solution-:Given table: xP(X=x)-100.3500.10100.15200.40What is the probability that x is equal to 15?

Q: Monotone Martha has developed foot problems and her podiatrist recommended that she wait until her…

A: GivenMonotone Martha wait until third student fall asleep for celebration dance.The total number of…

Q: Consider each distribution.between it it is a valid probability distribution or not ,and explain…

A: A distribution is said to be a valid probability distribution,if, The probability values lies…

Q: 1) The number of laptops made by a company has the following probability distribution: A - 2 А- 3 A…

A: Dear student,  Please give it an upvote ?.   Here, ID: 18f18461 So, A = 18, B = 8461 Formula:  a)…

Q: each probability expression, find the unknown z-value(s). Unless directed otherwise, use three…

A: As per company guidelines I solved exactly three parts of the question ..thank you

Q: Determine whether or not the distribution represents a probability distribution.

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Q: Q: Everyone at GSU takes a test for a rare disease (only present in 0.2% of the population). The…

A: Let is define some events  A : a person has the disease. B : a person does not have the disease. E :…

Q: 1:12:39 The following table is a probability distribution. Read each of the below statements…

A: We have to find that given statement is true or false..

Q: Find the probability of z occurring in the indicated region. 0.0228 O 0.9544 O 0.9772 O 0.0456 0

A: Using standard normal tableP(Z &gt; -2) =?

Q: An employee is selected from a staff of 14 to supervise a certain project by selecting a tag at…

A: Answer,x representing the number on the tag that is drawn.

Q: Given a probability distribution 0 1 2 3 P(x) 2k 0.15 0.2 0.05 Find the value of k. • 1 • 0.3 • 0.6…

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Q: Find the probability​ P(E or​ F) if E and F are mutually​ exclusive, ​ P(E)=0.41​, and ​P(F)=0.47.…

A: GIVEN DATA : E and F are mutually exclusive,                          PE=0.41…