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A random variable X has the following parameters: E(X)=a & Var(X)=2a^2-1 a∈R

5 ViewsDec 7, 2023

Find the value of a s.t. the r.v follows a Poisson distribution
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Lamar U 2nd way: evaluate integral ∫√(1+2ln(7x))/2 +10x^3/(x^4 +9) dx
2:02

Lamar U 2nd way: evaluate integral ∫√(1+2ln(7x))/2 +10x^3/(x^4 +9) dx

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MPPET 1996 Hindustan: trig integral ∫ sin^2(x) -cos^2(x)/(sin^2(x) cos^2(x)) dx
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MPPET 1996 Hindustan: trig integral ∫ sin^2(x) -cos^2(x)/(sin^2(x) cos^2(x)) dx

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logic Idempotent law show x=xVx

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0:50

lim x/e^x? as x→∞

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Pantun Melayu [Buah cempedak di luar pagar]

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A box contains 8 blue & 6 red socks. What is the number of ways that 2 socks can be drawn ...

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2 ways: The following measurements were taken by an antique dealer as he weighted to the ...
3:06

2 ways: The following measurements were taken by an antique dealer as he weighted to the ...

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Solve the differential equation xcos^2(y) dx + tan(y) dy=0
1:43

Solve the differential equation xcos^2(y) dx + tan(y) dy=0

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A bag contains 5 red balls & 3 green balls. A ball is selected at random &
3:51

A bag contains 5 red balls & 3 green balls. A ball is selected at random &

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prob stat: A bag contains 5 red balls & 3 green balls. A ball is drawn at random &
1:24

prob stat: A bag contains 5 red balls & 3 green balls. A ball is drawn at random &

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NYU: compute ∫ln(x)/x^2 dx
1:21

NYU: compute ∫ln(x)/x^2 dx

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JHU: sq root integral ∫e^√x dx
1:10

JHU: sq root integral ∫e^√x dx

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prob stat: 2nd/2 parts. One sample has a mean of M=6 &
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prob stat: 2nd/2 parts. One sample has a mean of M=6 &

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2nd way: trig Evaluate 𝖎𝖓𝖙𝖊𝖌𝖗𝖆𝖑 ∫ sin^3(x)/√cos(x) dx
1:18

2nd way: trig Evaluate 𝖎𝖓𝖙𝖊𝖌𝖗𝖆𝖑 ∫ sin^3(x)/√cos(x) dx

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prob stat: 2 ways The mean of five #s 2,3,5,6,8 is 4.8. Calculate the std deviation.
3:27

prob stat: 2 ways The mean of five #s 2,3,5,6,8 is 4.8. Calculate the std deviation.

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Lamar U 2nd way: evaluate trig integral ∫x sin(x^2) [cos^4(x^2) + 8 cos^2(x^2)-10] dx
1:57

Lamar U 2nd way: evaluate trig integral ∫x sin(x^2) [cos^4(x^2) + 8 cos^2(x^2)-10] dx

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What is the mode for the following set of n=8 scores? Scores: 2,4,4,5,7,8,8,8
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What is the mode for the following set of n=8 scores? Scores: 2,4,4,5,7,8,8,8

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If y=a e^(mx) + b e^(-mx), show that y2=m^2y
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If y=a e^(mx) + b e^(-mx), show that y2=m^2y

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When a die was thrown the scores was an odd #. What is the prob. that it was a prime #?
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When a die was thrown the scores was an odd #. What is the prob. that it was a prime #?

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Find the equation of the tangent line to the curve x^3-3y^3+xy+21=0 at the point (1,2)
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Find the equation of the tangent line to the curve x^3-3y^3+xy+21=0 at the point (1,2)

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Laman utama>A random variable X has the following parameters: E(X)=a & Var(X)=2a^2-1 a∈R>