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math_proof:
Group Title
compute the mean and variance for the sample mean X and the sample sum Sn if a random sample of size n=25 is taken from the population
a) n…
 updated one year ago
 1 reply
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Mathematics

math_proof:
Group Title
compute the mean and variance for the sample mean X and the sample sum Sn if a random sample of size n=25 is taken from the population
a) n…
 updated one year ago
 No Medals Yet
Mathematics

math_proof:
Group Title
compute the mean and variance for the sample mean X and the sample sum Sn if a random sample of size n=25 is taken from the population
a) n…
 updated one year ago
 No Medals Yet
Mathematics

math_proof:
Group Title
modyfing the code to get n threads that compute each row, instead of row and column in python
 updated one year ago
 1 reply
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Mathematics

math_proof:
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find covariance between X and Y for bivariate density f(x,y)=x+y for 0<x<1,0<y<1
 updated one year ago
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Mathematics

math_proof:
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is there a way to check whats on the website that doesn't have link? For example you go to somewebsite.com but u don't see any stuff there b…
 updated one year ago
 6 replies
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Mathematics

math_proof:
Group Title
stats: if X is Normal distribution with mean 5 and standard deviation 2 find c so that P(X<c)=0.8749
 updated one year ago
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Mathematics

math_proof:
Group Title
does (1,1,3)^T, (0,2,1)^t, span an R3?
 updated one year ago
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Mathematics

math_proof:
Group Title
is this a spanning set {(1,0,0)^t, (0,1,1)^t,(1,0,1)^t, (1,2,3)^t)
 updated one year ago
 5 replies
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Mathematics

math_proof:
Group Title
binomial distribution :
if a student answers questions on a truefalse test randomly (i.e. assume that p=0.5) and independently, determine …
 updated one year ago
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Mathematics

math_proof:
Group Title
can someone help me get E(v) mean velocity of particles using maxwell distribution
f(v) = Av2e−v2(m/[2KT]),v > 0,
 updated one year ago
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Mathematics

math_proof:
Group Title
how to normalize this equation for A, f(v) = Av2^−(v2(m/[2KT])),v > 0,
where m is the mass of the particle, K is Boltzmann’s constant, and T…
 updated one year ago
 2 replies
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Mathematics

math_proof:
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in a formula for correlation coefficient (1/n1)Summation(xxbar/sx)(yiybar/sy) what does sx and sy stand for?
 updated one year ago
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Mathematics

math_proof:
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method of least squares fit, y=Bx to the following n=6 points (3,4),(1,2),(5,4),(6,8),(3,6),(4,5) and it has to go through the origin can so…
 updated one year ago
 20 replies
 1 Medal
Mathematics

math_proof:
Group Title
method of least squares fit, y=Bx to the following n=6 points (3,4),(1,2),(5,4),(6,8),(3,6),(4,5)
…
 updated one year ago
 1 reply
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Mathematics

math_proof:
Group Title
define X and Y are sets with the same cardinality
 updated one year ago
 3 replies
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Mathematics

math_proof:
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if S is a set, define the power set P(S) of S
 updated one year ago
 4 replies
 1 Medal
Mathematics

math_proof:
Group Title
compute the truth table for (S^~T)=>(T^~S)
 updated one year ago
 6 replies
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Mathematics

math_proof:
Group Title
what is a intersection b = a mean?
 updated one year ago
 1 reply
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Mathematics

math_proof:
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Green's theorem circulation form. F=<0,x^2+y^2> on bounded circle x^2+y^2<1
 updated one year ago
 4 replies
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Mathematics

math_proof:
Group Title
evaluate integrals F=<2y,2x> by the region bounded by y=sinx and y=0 for 0<x<pi
 updated one year ago
 19 replies
 1 Medal
Mathematics

math_proof:
Group Title
use a parametric description of C and evaluate the integral:
 updated one year ago
 1 reply
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Mathematics

math_proof:
Group Title
find gradient of this potential function xy+xz+yz
 updated one year ago
 3 replies
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Mathematics

math_proof:
Group Title
is the gradient of potential function = xy+xz+yz is <y,0,y>?
…
 updated one year ago
 4 replies
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Mathematics

math_proof:
Group Title
find gradient of this potential (x,y)= x+3y
 updated one year ago
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Mathematics

math_proof:
Group Title
finding potential function for F=<y,x>
is it just C? or is it yxxy+C?
 updated one year ago
 1 reply
 1 Medal
Mathematics

math_proof:
Group Title
line integral over the vector field
 updated one year ago
 4 replies
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Mathematics

math_proof:
Group Title
evaluate scalar line integral
 updated one year ago
 1 reply
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Mathematics

math_proof:
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Center of mass for the region bounded by the paraboloid z=4x^2y^2 and z=0 with p(x,y,z)=5z
 updated one year ago
 10 replies
 1 Medal
Mathematics

math_proof:
Group Title
is this vector field F tangent to or normal to the curve C
 updated one year ago
 18 replies
 1 Medal
Mathematics
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