The probability distribution function of a discrete random variable X is x2 55 ,x = 1,2,3,4,5 0, otherwise F(x) = (d) Var(3X + 2) (e) 5E(2X – 1) (f) E(2X + 1)²

Q: d. The probability that the number will be between 18 and 44 is P(18 16) = f. P(x > 9 | x < 39) =

A: As per guideline expert have to answer first three subparts only. So o had answered d e f only.

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A: As per our guidelines, we are allowed to answer first three subparts. Thanks a) From the given table…

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Q: (section 7.3) What is the name of the formula shown below? s/Vn

A: Given:

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A: It is needed to check whether the given values are probability or not.

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A: For the solution follow the next step.

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A: given f(x)=6x2-20x-170whenf''(x)&lt;0 then function has maximum value. and f''(x)&gt;0 then function…

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A: Given that the data 13.5  11.9  9.6  8.5  7.312.8  11.4  9.4  7.8  7.312.8  10.6  9.2  7.6  7.212.4…

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A: I have explained everything with in the solution. Please go through that.

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A: Procedure to perform regression analysis using Excel: Enter the data of y, x1, and x2 (in different…

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A: Given that  Sample size n =275 Favorable cases x =187 Sample proportion p^=x/n  =187/275 =0.68

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A: We have to find the the addition of the given numbers by rounding off individually and afterward.

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A: Follow the procedure given below.

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A: Given: f(x)=x2,  [0,4]

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Q: ppose that g(3,4) = 2, 9,(3,4) = 6 and g,(3,4) =3. What is the linear approximation of g(2.9,4.3)?…

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Q: 2. Use Venn Diagrams to verify the following statement: An (B U C) = (A n B) U (A n C).

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A: We have to use the given differential equation.