Random variable X is given by its PMF: X -2 -1 0 1 3 P 0.1 p 0.4 2p 0.2 Find p. Enter the exact value below with two decimal places or as an ordinary irreducible fraction. (for example, 0.12 or 13/28):

Q: Find 3 values of r n =120 o(n) such that

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Q: dw 67. S w2/5

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Q: (1 2 3 a) For a 1) give a321. 3 2

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Q: What are the denominators?

A: The formulas used in z-test, t-test are given.

Q: To calculate the residual, you would take   a. yi − ŷ b. ŷ − yi c. xi − ŷ d. xi − x

A: We have given that,  To calculate the residual, you would take a. yi − ŷ b. ŷ − yi c. xi − ŷ d. xi −…

Q: (² 4 Calculate AT Let A = Select one: O a. O b. O C. O d. (63) 5 TOT -4 0 0 -2 -3 2B. 2 (9²) -5 -2 0…

A: The matrices are given by A = 0-24-3B = 21-11 To evaluate: The value of AT-2B.

Q: Suppose W-Exp(5). What is P(W>1)? Round to 4 decimal places.

A: Given that W follows exponential distribution with mean 5.

Q: Find the total length of the hypocycloid x2/3 + y2/3 = 52/3 (Use symbolic notation and fractions…

A:

Q: 2x- x 4xy dydx = 0, 4 a. 3 O b. 4 c. 1 O C. O d. 0 e. 8 Of. 2 O g. 2 O h. 8 3 O i. 6

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Q: Find P(ANE) directly from the table. A C Totals 0.20 0.80 0.14 0.04 0.02 0.36 0.26 0.18 0.20 Totals…

A: According to the given information, we haveThe table is given.

Q: Given P(A) = 0.40, P(B) = 0.25, and P(A and B) = 0.11, what is P(A or B)? Answer in decimal form.…

A:

Q: If ​P(A)=0.6​, ​P(B)=0.5​, and A and B are​ independent, find​ P(A and​ B).

A: If A and B are independent the P(A and B) = P(A)*P(B).