ind the sample variance and the standard devation for the following sample. Round the answers to at lest twe decmal place meeded 15 39 25 IS 14 24

Q: 3 -4- -0- 4. 2.

A:

Q: 7+3.5-11

A: Let's Solve,

Q: 40 -50-

A:

Q: 24 12 XD

A:

Q: . 3류 - 2층 : 3% +4/3) 1

A:

Q: 5(18)

A: To find5(18)

Q: 2 3 3 4 6 8

A: The mean is computed below.   Aptitude score(x) Frequency(f) x*f 0 4 0 1 2 2 2 3 6 3 0 0…

Q: 3. 3 de dy 40

A:

Q: 6.5+ 4

A: To simplify given

Q: 3 1/4 + 7 1/8

A:

Q: 7/2 + 3 4/6

A:

Q: 5/14+1/6

A: 514+16=15+742

Q: 5 1 1 + 2r dr

A:

Q: expand (a-b)7

A: The solution is given in the next step.

Q: 7 11

A:

Q: Expand (x + y) 8.

A: Given: The expression x+y8.

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: 20 14 16

A:

Q: 9 b and c

A: b) We check if the denominator is 0 for any value of x.  2x2+5=0 2x2=-5 x2=-5/2 (not possible) So…

Q: 19 22

A:

Q: A 2/15 B 30 V35 5 20

A: Given,  A circle with secant and tangent  We have to find the value of x

Q: 3/8+5/24

A: The given expression is 3/8 + 5/24.Simplify the given expression as follows.

Q: ne binomial:

A:

Q: 3. Identify all the cycles at each node of the directed graph above.

A: Cycle is defined as a path that start and end at the same vertex.

Q: tions exist, you o = x %3D

A:

Q: d. 1 3a+18 = 1 - 8 a+6

A:

Q: 56 10

A: The objective is to evaluate the value for

Q: 10. Find the sum of the coefficients of (2x– 3)°. c. -6560 d. -5120 а. -5660 b. -6780

A:

Q: Identify the coordinates of the point in polar form based upon the given conditions. Use pi for T. r…

A: We will evaluate the required value.

Q: (n + 4)3 =

A: Given query is to expand (n+4)3

Q: 12 16

A: We know that If a perpendicular is drawn from the vertex of right angle triangle of a right triangle…