sparkle9991 sparkle9991

08-01-2024
Mathematics

contestada

A random variable X has a probability density function of the form

f(x) = 2e⁻²ˣ u (x)

Using the characteristic function, find the first and second moments of this random variable.

Respuesta :

Otras preguntas

Rita has deposited $1000 in a bank account. At the end of each year, the bank posts interest to her account in the amount of 5% of the balance, but then takes

The half-life of tritium, or hydrogen-3, is 12.32 years. After about 24.6 years, how much of a sample of tritium will remain unchanged? A. 1/8 B. 1/4 C.

Which of the following countries is involved in the north american free trade agreement? a. united states b. mexico c. canada d. all of the above

What type of measures considers ways to reduce consequences together with overall risk from specific threats and other community goals. a. prevention. b. read

Chem question? 2. A block of material has a volume of 2 m3. It has a mass of 1 × 104 kg. Calculate the density of the material sample and express your results i

what is an example of water transferring from the atmosphere to the cryosphere?

Which data set is the farthest from a normal distribution? A.2, 3, 3, 4, 4, 4, 5, 5, 6 B.3, 4, 5, 6, 6, 7, 7, 7, 8, 8, 9, 10 C.0.9, 1.0, 1.0, 1.1, 1.1, 1.1, 1.

The volume of a prism is found by multiplying the area of the base by the height. A rectangular prism has a volume of 144 cm3 , and a square base with a width o

in an early uprising, the italian state of piedmont declared war against________________________ and lost.

Horses are much larger today than their two-foot tall ancestor, mesohippus. Geologists believe the change in size was the result of changing environments, from