Question

X: 3,4,5,7,8 Y:3,7,6,12,13 Find beta 0 and beta 1 Compute standard error Compute Sb1 Compute p...

X: 3,4,5,7,8

Y:3,7,6,12,13

Find beta 0 and beta 1

Compute standard error

Compute Sb1

Compute p value

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

From the given data,

Price (X) Score Y) X^2 Y^2 XY
3 3 9 9 9
4 7 16 49 28
5 6 25 36 30
7 12 49 144 84
8 13 64 169 104
Total: 27 41 163 407 255

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Let Y ⇠ Gamma(alpha,beta) and conditioned on Y = y, X ⇠ Poisson(y). Find the unconditional...
Let Y ⇠ Gamma(alpha,beta) and conditioned on Y = y, X ⇠ Poisson(y). Find the unconditional distribution of X in the case that alpha = r is an integer and beta=1-p/p
for p in (0, 1). 
Find the conditional distribution of Y|X = x. (Use Bayes’ rule)
GIVEN INFORMATION {X=0, Y=0} = 36 {X=0, Y=1} = 4 {X=1, Y=0} = 4 {X=1, Y=1}...
GIVEN INFORMATION {X=0, Y=0} = 36 {X=0, Y=1} = 4 {X=1, Y=0} = 4 {X=1, Y=1} = 6 1. Use observed cell counts found in the given information to estimate the joint probabilities for (X = x, Y = y) 2. Find the marginal probabilities of X = x and Y = y 3. Find P (Y = 1|X = 1) and P (Y = 1|X = 0) 4. Find P (X = 1 ∪ Y = 1) 5. Use...
Suppose f(x,y)=(1/8)(6-x-y) for 0<x<2 and 2<y<4. Find p(0.5 < X < 1) and p(2 < Y...
Suppose f(x,y)=(1/8)(6-x-y) for 0<x<2 and 2<y<4. Find p(0.5 < X < 1) and p(2 < Y < 3) Find p(Y<3|X=1) Find p(Y<3|0.5<X<1)
Let X and Y be random variables, P(X = −1) = P(X = 0) = P(X...
Let X and Y be random variables, P(X = −1) = P(X = 0) = P(X = 1) = 1/3 and Y take the value 1 if X = 0 and 0 otherwise. Find the covariance and check if random variables are independent. How to check if they are independent since it does not mean that if the covariance is zero then the variables must be independent.
Consider the following joint distribution between random variables X and Y: Y=0 Y=1 Y=2 X=0 P(X=0,...
Consider the following joint distribution between random variables X and Y: Y=0 Y=1 Y=2 X=0 P(X=0, Y=0) = 5/20 P(X=0, Y=1) =3/20 P(X=0, Y=2) = 1/20 X=1 P(X=1, Y=0) = 3/20 P(X=1, Y=1) = 4/20 P(X=1, Y=2) = 4/20 Further, E[X] = 0.55, E[Y] = 0.85, Var[X] = 0.2475 and Var[Y] = 0.6275. a. (6 points) Find the covariance between X and Y. b. (6 points) Find E[X | Y = 0]. c. (6 points) Are X and Y independent?...
For the data set shown below, complete parts (a) through (d) below. X 20 30 40...
For the data set shown below, complete parts (a) through (d) below. X 20 30 40 50 60 Y 98 93 91 85 68 ​ (a) Use technology to find the estimates of beta 0 and beta 1. beta 0 ~ b 0=_____​(Round to two decimal places as​ needed.) beta 1 ~ b 1=_____(Round to two decimal places as​ needed.) (b) Use technology to compute the standard error, the point estimate for o' (o with a little tag on the...
Suppose that(X,Y)is uniformly distributed over the rectangular region with corners(0, 0),(2, 0),(2, 1),(0, 1). Compute the...
Suppose that(X,Y)is uniformly distributed over the rectangular region with corners(0, 0),(2, 0),(2, 1),(0, 1). Compute the following: (1)P{X=Y} (2)P{X < Y} (3)P{X < Y^2}
X Y 1 50 8 57 11 43 16 18 20 18 Use the estimated regression...
X Y 1 50 8 57 11 43 16 18 20 18 Use the estimated regression equation is y = 61.5 – 2.21x. A). Compute the Mean Square Error Using Equation. S^2 = MSE = SSE/(n-2) B). Compute The Standard Error of the estimate using equation. S = SQRT(MSE) = SQRT[SSE/(n-2)] C). Compute the estimated Standard Deviation of b1 using equation. Sb1 = S/SQRT[SUM(x-(x-bar))^2] D). Use the t-test to test the following hypothesis (α = 0.05) H0: β1 = 0...
Given :  f(x,y)=6x, 0<x<1,0<y<1−x Find: marginal pdf’s for X and Y, conditional pdf’s, P(0 < X <...
Given :  f(x,y)=6x, 0<x<1,0<y<1−x Find: marginal pdf’s for X and Y, conditional pdf’s, P(0 < X < 0.5,0 < Y < 0.25), E(X), and V(X)
Consider f(x, y) = (x ^2)y + 3xy − x(y^2) and point P (1, 0). Find...
Consider f(x, y) = (x ^2)y + 3xy − x(y^2) and point P (1, 0). Find the directional derivative of f at P in the direction of ⃗v = 〈1, 1〉. Starting from P , in what direction does f have the maximal rate of change? Calculate the maximal rate of change
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT