QUESTION 43 "Calculate the pooled variance for the following samples: Sample 1, n = 40 with a sample variance = 84.3. Sample 2, n = 42 with a sample variance = 79. (Be sure to round answer to second decimal place)." ome

Q: 9 48° 14

A: Given that:

Q: 54 22

A: Given figure,

Q: 43 in 36 in The area is 2. in

A: We divide the octagon into triangles by, joining each vertex to the center.  Now we have 8 triangles…

Q: 24 25

A: The base of the triangle is 24. The hypotenuse of the triangle is 25. The triangle is right angled…

Q: 18 43

A: Given,

Q: 5.78+9.1

A: We have given that,  5.78+9.1 We will find the addition of the given values?

Q: 45 ind

A:

Q: 25 25

A: From the given figure:     From the Pythagora's theorem:   Hypotenuse2=Perpendicular2+Base2

Q: 30 45

A: To find the length of the hypotenuse and adjacent sides of a triangle.

Q: 41 21°

A: As we know that  sin(θ)=opposite hypotanuse

Q: 16 27

A: The figure of the right triangle is given by To evaluate : The value of x

Q: sing the geometry of the graph ,evalvate the definite integrals.

A: As this is a multiple subpart question according to the Bartleby Answering rule, only first three…

Q: 3. 3.

A: Given query is to find the area of the square.

Q: 13

A:

Q: 6 in 13 in

A:

Q: 40 10

A:

Q: 16 I 25 3/5

A:

Q: B. 264

A:

Q: 26 in 26 in

A:

Q: 86 10. 24 abe 2:4:3 9.

A: Answer 9 but given information in question 10 is incorrect

Q: 3. mQS 128 AS T

A:

Q: 20 Σ 36"

A:

Q: 8. 2 k=1 3k

A:

Q: Sy 121

A: Given,         25y2 = 121

Q: 1 19. 2

A:

Q: 4.122

A: Given Information: a) Suppose each lot contains 10 items, you decide to sample 4 items per lot and…

Q: 100-76.48

A:

Q: 15 Show the following data of expenditure of an average working class family by a pie diagram. Items…

A:

Q: 2322

A: Explanation and solutions is given below....

Q: {n fan c) (wp

A:

Q: 2.73-0.94

A: Here we subtract a number in another number.

Q: 93 40,291

A: Long division is a method of breaking the division problem into a sequence of easier steps. In the…

Q: 84 86 100

A: From the fact that, opposite angles are supplementary for an inscribed quadrilateral,  it can be…

Q: 38 20cm

A: