Verify Property 2 of the definition of a probability density function over the given interval. f(x)=3,...
a) Verify the Rolle's theorem for the function f(x) = -1 x +x-6 over the interval (-3, 2] 3-X b) Find the absolute maximum and minimum values of function f(x)= (1+x?)Ě over the interval [-1,1] c) Find the following for the function f(x) = 2x – 3x – 12x +8 i) Intervals where f(x) is increasing and decreasing. ii) Local minimum and local maximum of f(x) iii) Intervals where f(x) is concave up and concave down. iv) Inflection point(s). v)...
10. Consider the function f(r) = 3r + 1 over the interval [O.31. into 3 equal subintervals and evaluating f at the right endpoints (this gives an upper sum). (a) Use finite sum to approximate the arca under the curve over |0. 3] by dividing (0.3 (b) Find a formula for the Riemann Sum obtained by dividing the interval (0.3] into n equal subintervals and using the right endpoints for cach . Then take the limit of the sum of...
Let X be a random variable with the probability density function f(x)= x^3/4 for an interval 0<x<2 (a) What is the support of X? (b) Letting S be the support of X, pick two numbers a, b e S and compute Pa<x<b). Draw a graph that shows an area under the curve y = f() that is equal to this probability. (c) What is Fx (2)? Draw a good graph of y=Fx (I). (d) What is EX? (e) What is...
11.1) a) Verify that the function f(x,y) given below is a joint density function for r and y: ſ4.ty if 0 <r<1, 0 <y<1 f(x, y) = { 10 otherwise b) For the probability density function above, find the probability that r is greater than 1/2 and y is less than 1/3. 11.2) For the same probability density function f(x,y) as from Problem #1. Find the expected values of r and y. 11.3) a) Let R= [0,5] x [0,2]. For...
Let x be a continuous random variable over [a,b] with probability density function f. Then the median of the x-values is m that number m for which f(x) dx = Find the median. f(x)=ke-kx e-10,00) The median is m=
Find k such that the function is a probability density function over the given interval. Then write the probability density function. f(x) = kx2; (-1,4] Å f(x 1 / 2 (x) = 1 x ² O 3 64 7; f(x) = CS x2 2. 65
A function f is said to be invertible with respect to integration over the interval (a,b] if and only if f is one-to-one and continuous on the interval (a,0), and in addition (2) de f(x) dx. In the list below, some functions are described either by their rules or by their graphs. Select all the functions which are invertible with respect to integration over the interval (0,1). (A) f(x) = 1 + cos(-AI) (D) S(r) = 1 + cos(-22) (B)...
[EUM 114 1. Let f(x) be a function of period 2 (a) over the interval 0<x<2 such that f(x) = - f(x)pada selang Diberikan f(x) sebagai fungsi dengan tempoh 2t yang mana 0<x<2m Sketch a graph of f (x) in the interval of 0 <x< 4 (1 marks/markah) Demonstrate that the Fourier Series for f(x) in the interval 0<x< 2n is (ii) 1 2x+-sin 3x + 1 sin x + (6 marks/markah) Determine the half range cosine Fourier series expansion...
Let X be Uniformly distributed over the interval [0,π/2][0,π/2]. Find the density function for Y=sinXY=sinX. Evaluate the density function (to 2 d.p.) at the value 0.1. the density function is ?
Advanced Calculus (3) Let the function f(x) 0 if x Z, but for n e z we have f(n) . Prove that for any interval [a3] the function f is integrable and Ja far-б. Hint: let k be the number of integers in the interval. You can either induct on k or prove integrability directly from the definition or the box-sum criterion. (3) Let the function f(x) 0 if x Z, but for n e z we have f(n) ....