alec

This page lists questions and answers that were posted by visitors named alec.

Questions

The following questions were asked by visitors named alec.

why are there so many different types of words Words reflect ideas, or actions. There are a lot of choices for these. And many people see the same thing differently, so use different words to describe it. I'm not sure, but I think you might be asking why...
18 years ago
what is social health and i need to know right now.
17 years ago
the transaction would decrease one liability account and increase another liability account
16 years ago
What properties of carbon explain carbon's ability to form many different macromolecules? What happens to chemical bonds during chemical reactions? Describe the role of energy in chemical reactions what are enzymes, and how are they important to living th...
16 years ago
a baseball played 120 games during a season. The ratio of the number of games won to the total number of games played is 2/3. how many games did the team lose during the season? 120/1=2/3 360 divided by 2=180 or 120/x =2/3, 120 divided by 2 = 60
10 years ago
Let X and Y be independent random variables, each uniformly distributed on the interval [0,1]. Let Z=max{X,Y}. Find the PDF of Z. Express your answer in terms of z using standard notation . For 0<z<1, fZ(z)= 1 - unanswered 1 Let Z=max{2X,Y}. Find the PDF...
10 years ago
Let È be the bias of a coin, i.e., the probability of Heads at each toss. We assume that È is uniformly distributed on [0,1]. Let K be the number of Heads in 9 independent tosses. By performing some fancy and very precise measurements on the structure of...
10 years ago
As in the previous exercise, let È be the bias of a coin, i.e., the probability of Heads at each toss. We assume that È is uniformly distributed on [0,1]. Let K be the number of Heads in 9 independent tosses. We have seen that the LMS estimate of K is E[K...
10 years ago
Suppose that fÈ and fX|È are described by simple closed-form formulas. Suppose that È is one-dimensional but X is high-dimensional. a) Suppose that a specific value x of the random variable X has been observed. Is it true that the calculation of the LMS e...
10 years ago
EXERCISE: POSSIBLE VALUES OF THE ESTIMATES Suppose that the random variable È takes values in the interval [0,1]. a) Is it true that the LMS estimator is guaranteed to take values only in the interval [0,1]? b) Is it true that the LLMS estimator is guaran...
10 years ago
For each one of the following definitions of the state Xk at time k (for k=1,2,…), determine whether the Markov property is satisfied by the sequence X1,X2,…. A fair six-sided die (with sides labelled 1,2,…,6) is rolled repeatedly and independently. (a) L...
10 years ago
Consider a Markov chain {X0,X1,…}, specified by the following transition probability graph. P(X2=2∣X0=1)= - unanswered Find the steady-state probabilities ð1, ð2, and ð3 associated with states 1, 2, and 3, respectively. ð1= - unanswered ð2= - unanswered ð...
10 years ago
From a window 20m above the ground, a person could see the top of the house across the street at an angle of elevation of 5 degrees. The angle of depression to the base of the house was 15 degrees. What is the height of the house?
9 years ago
Which pairs of points would result in a line with a rate of change of 2:1? Select all that apply. A. (−4,−11) and (−2,−7) B. (5, 6) and (−5, 12) C. (0, −3) and (−4,−11) D. (0,−3) and (5,7)
6 years ago
Two blocks of masses m1 = 4.5 kg, m2 = 6.5 kg resting on a frictionless area connected by a light inextensible cord as shown. A horizontal force F of 33 N directed to the right is applied to mm1 as shown. Find:(a) The acceleration of masses (b) The tensio...
3 years ago
calculate the volume of a cone and hemisphere that have a height of 17 and a diameter of 12
3 years ago
if the measure of <ABC=100 degrees , what is the measure of <QRS?
3 years ago
Simplify 4^13 ÷ 3^-5
2 years ago
simplify 4^13 ÷ 3^-5
2 years ago

Answers

The following answers were posted by visitors named alec.