Question 25 You estimated the average rental cost of a 2 bedroom apartment in Denton. A random sample of 16 apartments was taken. The sample mean is $1000 with a known standard deviation of $160. The Error for this calculation, using a 95% Cis $78.40. You decide you cannot have this large an error and want to reduce the error to $40. What size sample should you take? 045 o e o oO

Q: 3. √11

A:

Q: Find (+72+6) dz + C

A:

Q: V(3278)3 + 6230 – 12e90i

A:

Q: -11sin (z)dz -

A:

Q: 10. (x² – 2y)³ 3

A: Given,          x2-2y3

Q: Find m2C and mZD. B. (3c - 17) (c+ 1) A

A:

Q: Determine a conclusion. Choose the correct answer below. the null hypothesis. There is difference…

A: That is, there is no evidence to conclude that there is significant difference between the two…

Q: 6-7:

A: 6-7=-1

Q: Multiply. 3 x-4 3 3 2 X+4

A:

Q: Compute A B, where A = AB= -5 6 -5 0 and B = 6 7 2 9

A:

Q: こ (0) of

A:

Q: 196. 2(n+1)

A:

Q: 2.) 8(b+ 1) + 4 = 3(2b – 8) – 16

A: We can find the value of b in the following step

Q: a) : ?

A: here differentiate both sides with respect to x.

Q: to 2A+7 n-1

A:

Q: V16-x² B Evaluate S. Sezy2) (x²+y²) /16 –r²drdzde -

A: Given integral is, I=∫04∫016-x2∫x2+y24416-r2drdzdθ Now, integrating the given integral,…

Q: (4 – a2)

A: To integrate.

Q: 1x x*-5 =xp C O None of the other choices

A:

Q: 5)235

A: Answer : 47

Q: 2070 = (16a + 10)15

A: 2070 = (16a+10)15 And (16e+11)17 =3723 To find  the values of a and e

Q: 2.)(-6)-(5(1-3)-6)-4+9)

A: The given equation is as  (-6)-(5((-3)-6)-(-4)+9)

Q: 9. (x² – 2)3

A:

Q: 3. Find L-¹{√534}. (s+3)

A:

Q: 1 4 5 3 Subtract: 1 8 1 2 6 2 3 5 7 7 | | Preview 2.

A:

Q: Simplify. [(21)4]² 1615 Enter your answer in the box.

A:

Q: Find Σ +i . Ο 30 Ο 31 Ο 32

A:

Q: 28 Σ

A:

Q: 1 3. s'+3s²

A: We have to find Laplace inverse by convolution theorem.

Q: |番,曲 1 dx (r-2)² 5. 2.

A: Given :

Q: Q53(a.)

A: Given          f(x)=2x3+10x2+12xx3+2x2

Q: (1+2 In æ)4 6.

A: topic - indefinite integral

Q: Evalvate S (4sin co) -8cos co) )do

A: Given that: ∫0π(4sinθ-8cosθ)dθ

Q: 8y -(5y + 2) = 16

A: Here we will find the value of 'y',

Q: What is the least common multiple of 12 and 2? lcm (12,2)=(

A: Algebra