For -10,-7,-4,-1,... find a101, an and S101
Complete parts (a) through (e) for the population data below. 1, 4, 7, 10 a. Find the mean, l, of the variable. u= (Type an integer or a decimal. Do not round.) b. For each of the possible sample sizes, construct a table with all possible samples and their sample means, and draw a dotplot for the sampling distribution of the sample mean. Find the sample mean x for each possible sample of size n= 1. Sample X 1 4...
4) Vector 1 is 10 and Vector 2 is 7. Find the resultant and direction? (5pts) ANS ANS: 10
7. (10 points) Find lo in the network using superposition . 2 mA 4 mA 7. (10 points) Find lo in the network using superposition . 2 mA 4 mA
(1 point) Let -9 -1 10 A = -4 2 -7 -1 If possible, find an invertible matrix P so that D = P-AP is a diagonal matrix. If it is not possible, enter the identity matrix for Pand the matrix A for D. You must enter a number in every answer blank for the answer evaluator to work properly. P = D = Is A diagonalizable over R? diagonalizable Be sure you can explain why or why not.
Find vectors that span the null space of A. [ 1 2 7 A = 4 5 10 7 8 13 span Additional Materials Tutorial -/1 points HOLTLINALG2 4.1.027. Find the null space for A. null(A) = span munca -son- Submit Answer Practice Another Version
11 18 7 Let 4 6 10 (a) Find the eigenvalues of A. (b) For each eigenvalue find the corresponding eigenvectors. (c) Let 21 and 22 be the eigenvalues of A such that 21 <12. Find a match for 11. Find a match for 12 Find a matching eigenvector vị for 11 - Find a matching eigenvector v2 for 12 Let P and D be 2 x 2 matrices defined as follows: 20 and P = [v1v2] o 22 that...
(4.2) Let 4 7 A= 4 7 -2 1 (a) Find the QR decomposition of A. It has to be of the form A QR where Q is a 3 x 3 orthogonal matrix, and R is 3 x 2 upper-triangular. (b) Use part (a) to find the least squares solution to the -6 Ax -4 -2
1 01 4. Let A 11. (a) Find ATA, (b) find det (AAT). [10 points 1 2 3 0 5. Calculate the determinant of D 03 [10 points 0 2 0 7 2 1 1 6. Find the inverse of A 1 3 using the method in section 5.3. 10 points
Find an ordered pair to represent 7 in the equation 7 -7 if ū= (1, 4) and 5 = (3. – 2). 2 a. c. 14:-) b. d. دعا 4
Find the covariance BY HAND x 4 5 7 9 11 y 7 10 15 18 23