SEATWORK A. Find the mean, variance, and the standard deviation of the following probability distribution |1. Х Р Х P(X) 1 0.238 2 0.290 3 0.177 4 0.158 5 0.137 P(X) H =? o2 = ? O = ?

Q: Evaluate if x=4,8,3,-2 ∑x ∑x+1 ∑(x+1) 3∑x - 4

A: Given that  if x=4,8,3,-2

Q: a+b 2 If 5 6 2 find the values of a and b ab 5 8

A: if matrix are equal then crossponding entries will be equal

Q: verify that A + B = B + A

A:

Q: 2. Find AB, where -1 4043-690 B = 1 -2 5 = [ A = 2 2 -1 -5 1 -2 1 2

A:

Q: Anyway you could type it out? I am having trouble reading some of the things you wrote

A: From given data we have : n=300 P=0.20 x=57 Sample proportion  p^=xn=57300=0.19

Q: 3 If [3 -10 , then x and -7 -7 y =

A: Given,3xy-7=3-106-7 To find: values of x and y. Solution: We know, Two matrices are equal if all…

Q: 1 plus 1 is equals to? and why?

A: Given: Determine and 1 plus 1 equals and its reason.

Q: 2. A) With the function f (x) = log2 ×. Uses the reciprocal properties of a function to trace the…

A: Given the function is fx=log2x Note: We are allowed to solve one question at a time

Q: What is Algebra

A: Algebra is one branch of Mathematics that uses letters to write rules andformula in a general way .…

Q: What is two raised to the seventh power?

A:

Q: I just need help with 1-3. Not sure what to put them as.

A: Solve for 1-3

Q: construct your own expression and formulate and the inverse question corresponding it

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Q: If then A-1 - # 用 A = 1 5 -4 -9 0 0 1 4 -2 0 0 1 0 3 1 , 田

A: By Gauss-Jordan elimination: Let A=IA…

Q: 4 -2 -7 4 If A = and B = compute AB and BA, if possible. 4 -4 -9 6

A:

Q: What would be the standard form?

A: We need to find the standard form of the given polynomial:fx=x-32x-5

Q: what is 1+1

A: If we consider normal addition for "+" operation then,  1 +  1 = 2

Q: State the inverse of the statement, “If there Linah has no ticket then she can leave class.”

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Q: O 7/1 - OO M8 7/43

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Q: 6. Three people Ali, Brian and Charlie arrange to meet in a bar on campus. Ali cannot remember…

A: The probability diagram for the given is

Q: Can you provide this in writing (not typed), I do not understand what you are telling me.

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Q: (– 13 is undefined. 3 Explain why

A: We will have to use the formula  With n=-13 and r=3

Q: 4. Simplify av 27 О /27-За?

A: