nstruction: Dr. Brent computed the grades of his students in Science 8. He wants to etermine the spread of the grades of his 2 classes in Science 8. Help Dr. Brent to solve The mean, standard deviation, and interpret the result. Apply the 2 formulas in solving standard deviation (sample and population). Class A: 77 74 89 84 93 72 79 88 83 90 80 Class B: 92 87 85 80 00 70 OF 84 79

Q: Evaluate: īdz when C Is the right-hand half:z =

A:

Q: Eind all x values in LO 47 5eh that fco is the sane

A: The average values of the function is computed as follows.

Q: Write down the dimension of the following set, 4s -3s: s,t in R -t

A: Consider the…

Q: Name the congruence Y Q

A:

Q: A= {4.6,7,93 find A, A, JA, BHEA) Ext(A)

A:

Q: m3 + n3 = (m + n)(m² + mn + n²)

A:

Q: Consider the function f(x)=√2x and the point P(2, 2) on the graph of f. Graph fand the secant line…

A:

Q: 02:04: 08 HOURS MINUTES SECONDS MCQ O Evaluala I(8+5:)(-10+3)| O 9701 O b a d Required

A: Given that we need to evaluate  |(8 + 5i)(-10 +3i)| Formula:  1) i2 = -1 2) |x + iy| = (x2 + y2)1/2…

Q: Select the correct answer of the given below: TXOR F O True O False

A:

Q: Fird DB FrEÐ) Eat(O) when D= {brerd}

A:

Q: use the given figure find the lengith of x . to メASC

A: Using Pythagoras theorem

Q: Find ST. R 3 23° Write your answer as an integer or as a decimal rounded to the nearest tenth. ST =…

A:

Q: 6t- 1lu³v³, -3. 11u°v -3 W.

A: Here we can simplify this question using the properties of algebra as below

Q: For P = {1, 12, 14, 15}, Q = {2, 7, 11}, and R = {3, 7, 9, 11}, find P U (QNR).

A: Given: P=1, 12, 14, 15; Q=2, 7, 11; R=3, 7, 9, 11To find: P∪Q∩R

Q: 34 in 28 in The area is in?.

A:

Q: P, find .u x v. +F10 (Mac),

A:

Q: Divide the fol(owing octal num ber 215 34:

A: Given that, 215 and 34 are octal numbers. To find 215÷34: First we convert the numbers into decimals…

Q: Verify/prove the following trig identity. Show all work.

A: given :

Q: 42/ レッ社 イ

A: Given       y' = x2+y ,  for  h=0.1  , y(1)=1 and 1≤x≤2

Q: Let ü = and v =. If üxi = then determine the value of 3A+B+C. Yanıt:

A:

Q: Find the doybleintegral Inxdyax

A: Let's find double integration of given function.

Q: Expand the following expressions in 2D, then express each in index notation. a) Vp b) v. Vv c) VV.v…

A:

Q: For P = {1, 10, 14, 15}, Q = {2, 5, 13}, and R = {3, 5, 10, 13}, find PU (QNR). The answer is. (Use…

A:

Q: is the mage an example of perpendicuar ines Ye the res intenect ntsectaaght ang NTines nm

A: Given image is

Q: Which figure is the one odd out? А в с D Е A B

A: Observe from given diagram, there are five diagrams which is A, B, C, D, and E. Here, every diagram…

Q: Let triangle PQR be as shown, with P = (#1, #2, w3), Q = (v1, v2, y3), R = (z1, #2, z3). %3D R P )…

A:

Q: |In T 4 In r-5 d.r. lIn² Evaluate

A: topic - definite integration

Q: If z1 = 13 – 10i and z, =- 15+ 9i , determine the following: a. 4z1 - 5z2 b. 7122 c. )e, +z2)

A:

Q: O write ane qu ation for the civcle the given centre (-3,0) and rediu=3 with

A:

Q: Let i = (43, –203, 8301). Find the cross product i x 37v. The answer is simple, and you do NOT have…

A: v→=(43,-203,8301)v→×37v→ =37(v→×v→)In cross product of vectors formula is goven as (…

Q: %3D simplify flx +h) ) Using part 1 above simplify: fxth)-flx).

A:

Q: Diayonalie he metux Ao and hence find At

A: