4 The null and altemate hypothe oe. The following cample Information chows the number of defectlve unta produced on the day shtft and the afternoon shtft for a sample of four days lat month. Day 2 3 i0 11 14 18 Day shi ft Af tornoon shift 9 13 18 At the 0.010 cgnticance leve, can we conclude there are more defects produced on the day shift? HintFor the calculations, acoume the day chtft as the first somple. State the declclon rule. (Round your answe to 2 decimal places.) b. €oneutc the voluc o oc teee 5చడంగం (Round your ancwer to a డేజియme pleccc. w V Bctaeen 0025 cnd 0.03 soo o 9v2200042*4*9.0 001 d Whet o your dec2o1 ego/crg 3r Reest

Q: Solve da dy zdz y+x a² – 2xy– y²

A: We are given with dxy-x = dyy+x = z dzx2-2xy-y2 From first two equations we get dxy-x = dyy+x(y+x)dx…

Q: Given that x = 3 is a solution to 2tx - y = 4, what is the value of 12t - 2y?

A:

Q: 2 3= -2

A: Here we use matrix operations.

Q: Solve by the substitution method:

A: Consider the following equations: x2=y-1                      ...... 14x-y=-14x=y-1…

Q: Solve M= ZD Q+Z for r.

A:

Q: Find all solutions for the following equations. V2 +i 2 V2 e =

A: Here we will find out the required solution.

Q: Solve the equations u = x + y, v = -x + 2y for x and y.

A:

Q: Please show all your work. A department store wants to estimate the mean monthly sales of its…

A: Given information:   Number of the stores Sample chosen A 50   B 40   C 10   Sample size…

Q: Solve for the following. Show your solutions. 1. Given rectangle DLSU, with diagonals DS = 4x + 20…

A:

Q: 2. If det [a b c] a Lx y z -X = -1, solve det 3p+a 2p -y 3q+b 2q -N 3r+c 2r

A: Given detabcpqrxyz = -1det-x-y-z3p + a3q + b3r + c2p2q2r = ?

Q: 3. If X has a uniform distribution in (0,1) with p.d.f f(x)=1, 0<x<1 = 0, otherwise. Find the…

A:

Q: Solve for the value of y, given that : 2(y + 5) = 3(y-8)

A: Given equation, 2(y+5) = 3(y-8) To be found : the value of y

Q: Q1. Solve the following first order equations: (a) (r²y² + 1)dx + 2x²dy = 0, use the substitution ry…

A:

Q: BD = 14 VD=2x-1 C V B A

A:

Q: Find the particular solution for: 3x2у' %3D 5х - 6ху, х-2 when y%3D1

A: Explanation of the answer is as follows

Q: 2 -1 2 2.

A:

Q: A: Find both solutions and choose the smaller solution. x2 20 4 2.

A: it's easy.just simple calculation.lets do it.

Q: 2 Given 0 4 = 16, solve for y -1 y O 1 O 2 O 3 O-3

A: Expand the determinant along that row or column which has maximum number of zero. In given question,…

Q: Solve for w T Submit 9w - 54 3w +24

A: Apply the property of circle

Q: 5 Solve for both x and y in ABCD. X = y= A B (3x - 32)° 4yº (y + 87)° D 2x C

A: fro properties we know that (3x-32)°=2x°  and  (y+87)°=4y°

Q: Solve for x and y: 17x-70 3y+5 5y+15 2x+5

A:

Q: b. Find the general solution of the following equation i) +5+6y=0

A: We are asked to find the general solution for the given equation.

Q: 3) y=-3x+ 5 5.x-4y=-3

A:

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.