Random variables with joint probability density function
Let X and Y be random variables with joint probability density function (PDF) given by fX;Y (x; y) = c x y if x 0; y 0; x + y 2 0 otherwise (a) Find c. (b) Find E [XY ].
Expected delivery within 24 Hours
A diffraction grating is illuminated with light if wavelength 500nm. It produces the first minimum at 45 degree. Find the number of lines(slits) per mm of diffraction grating.
Determine the magnitude of the instantaneous acceleration of the object at time t2.
1.994 g sample of ethanol, CH3CH2OH, is combusted in a bomb calorimeter. The temperature of the calorimeter increases by 10.91 K.
Calculate the actual belt speed and the actual center distance. the motor sheave diameter must be 4.5 inch and the sheaves should be about 40 inch apart.
The drive sprocket has 27 teeth and the sprocket on the escalator has 68 teeth. Determine the speed of the driven sprocket, the chain speed and the recommended lubrication method.
Q1. What is the width of a slit for which the distance between two first order minima is 1 cm? The slit is illuminated by a helium neon laser(wavelength=700nm). The distance between the slit and viewing screen is 4m.
What is the theoretical yield of C2H4O2? If only 28.8 g of aspirin are produced, what is the percent yield of the reaction? How much unreacted material remains after the reaction?
A mass M moves at speed V0 perpendicular to a dumbbell at rest on a frictionless horizontal table. The dumbbell consists of two masses m at the ends of a massless rod of length L.
1945338
Questions Asked
3,689
Active Tutors
1418044
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Problem: Sterile needles used for patient injections O typically have four components: cannula, shaft, hub, and bevel.
Question: Imaging science professionals working in CT are often required to administer pharmaceuticals to examination.
Problem: What postural and movement deviation occurs when the knees excessively bow inward toward the midline?
As a Dietitian Assistant, I have developed a comprehensive understanding of the diverse factors influencing community food habits and eating patterns
When working with a non-ambulatory male patient who needs to void, O ask the patient how much assistance they feel they need
What muscle fiber arrangement can be seen in the pectoralis major muscle? a) Convergent muscle b) Fusiform muscle c) Circular muscle
Which of the following must be included in the initial discussion with a client who becomes pregnant while taking psychiatric medications?