A probability distribution has a mean of 57 and a standard deviation of 1.4. Use Chebychev’s inequality to find the value of c that guarantees the probability is at least 96% that an outcome of the experiment lies between 57 - c and 57 - c. (Round the answer to nearest whole number.)

a. 7
b. 9
c. 5
d. 3
e. 1


a. 7

Mathematics

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Provide an appropriate response.Find the direction in which the function is increasing most rapidly at the point P0.f(x, y) = xy2 - yx2, P0(-1, 1)

A.  i +  j
B.  i +  j
C.  i -  j
D.  i -  j

Mathematics

Find the center of mass of a thin plate of constant density covering the given region.The region bounded by y = x2 and y = 9

A.  = 0,  = 
B.  = 0,  = 
C.  = 0,  = 
D.  = 0,  = 15

Mathematics

Find the midpoint of the segment with the given endpoints. and  

A.
B.
C.
D.

Mathematics

Solve the equation.27 - 3x = 

A. {3}
B. {-3}
C. {1}
D.

Mathematics