A statistician working in the marketing and sales department of an exporting company wants to compare the sales amounts of A, B and C personnel who sell the products they produce. It is desired to compare whether there is a difference between the sales figures of three different personnel according to the 0.05 significance level. Find the KW calculation value. A B C 17 13 10 10 15 20 21 12 15 9 18 12 12 15

Q: 10) 3y* 11) 7y 2b 12) 5b NI "N

A:

Q: (38)4=3*, find x A) 2 12 с) 32 D ) 4

A: Given, 384=3x

Q: 7. Charles is playing with blocks. He placed 58 blocks in the bottom layer, 55 blocks in the second…

A:

Q: Simplify:(3ª)(3a+4)3 A) 34a+4 B) 3a3+ta+12 C) za3+a+144 D) 34a+12

A:

Q: 2 (o+25)

A:

Q: is) In your drawer, you have 7 pairs of different socks, all mixed together. In total dark- ness,…

A: Given that, A drawer is having 7 pairs of different socks. That means overall 14 socks are present.

Q: The product of-2a3 and -3a2 is A) -Sa6 B) баб C) 6as D) -6a5

A:

Q: 3. Evaluate. Expres a) 12° ) 6-2 e) 500-1 g) (-2)-8 -2 i) k) - Use a pattern to sl

A: 3.) a) 120=1 this whole number b) 8-1=18 this is a fraction c)  6-2=162     =136

Q: Q6: The values (a, b, c, d, e) in the divided difference table are: x f F, F, F, 0 b 11 2 26 7 32 e…

A: # Answer 6: The values (a,b,c,d,e) in the divided difference table are:The divided difference table…

Q: 1) i) For the dot patterns below, complete the next three dot patterns ii) What is the nth pattern?…

A: Note:- Since you asked multiple questions but according to our policy we can solve only first…

Q: Match the equation with its graph. y2 +z2 - x² = -1 = -1 %3D |

A: To be found :     Graph of y2 + z2  - x2 = -1

Q: 3) 10+ 8 = 32 a) 1.19 d) 4.76 b) 1.43 (c) 2.24

A:

Q: 10. Determine the least common multiple of each pair of numbers. a) 12, 14 c) 45, 60 b) 21, 45 d)…

A:

Q: 19. How many different arrangements are there of the letters AAAABBCCC? O 1260 920 1024 O 1430

A:

Q: Using only pencil and paper, find the value of 1201 118-

A: Given: 5. 120!118! To find: Using only pencil and paper, find the value of 120!118!.

Q: 12. How many positive integers less than 1000 are divisible by either 13 or 17? a) 134 b) 130 c) 76…

A: First check the divisibility for 13 then 17 then common in both.

Q: 00 Suppose the Taylor series about a = 0 for the function f(x) is ) (n + 2)x" and the n=0 00 Taylor…

A: We will find the first three terms of the taylors series about x=0 for f(g(x))

Q: 7 3) v +7 4 2

A: Given,          7v+7=24

Q: The value of (-64)° is 1 A) 16 C) 16 B) -16 D) 512

A: We have to step by step simply the expression.

Q: 10. What are the quotient and remainder when a) 44 is divided by 8? b) 777 is divided by 21? c) -123…

A: Given : a) 44 is divided by 8  b) 777 is divided by 21 c) -123 is divided by 19 d) -1 is divided by…

Q: In how many ways can a commission consisting of 2 deans and 3 vice deans be formed from among 4…

A: GivenNo.of deans=4No.of vice deans=8

Q: 17. Factor each sum a) 1000x + 3 b) 1728x+ 1

A:

Q: 17. Simplify a) 47 b) 125- c) (16)

A:

Q: 18) Simplify: 27 A) 3 B) 4. D)

A: Please see the answer in step 2

Q: In a stack of cards, each card has a number and letter on opposite sides. You are told that all…

A: Each card has a number and a letter on opposite sides. Any number that is even as well as divisible…

Q: 15. Perform the operation indicated. 1+21 a) 2-31 b)

A:

Q: 98! 1. Simplify. : 100! a) 100 x 99 x 98! b) 1 100 x 99 x 98 c) 100 × 99 d) 1 100 × 99

A:

Q: 7) ป162ry 8) -375น 9) -8V405X 10) 8320m ทp

A:

Q: 5. Write these sets in set-builder notation, where U = {1, 2, . . . , 20}. (a) {11, 12, 13, 14} %3D…

A: As per our guideline we are supposed to answer only three subpart of question you can repost other…

Q: find the remaider of 2^2019 when divided by  A) 2  B) 5  C)7

A:

Q: Choose all number , In which number 3 is part of 100 a ) 16.32 b ) 45.23 c ) 98.39 D ) 25.03

A: The statement does not make any sense. Here question says that in which number 3 is a part of 100…

Q: 1- Find the following: а) i(2 — 3i)(3 + 5i) b) i/(i – 1) с) (1 + i)30

A: Given that: a)i(2-3i)(3+5i)b)ii-1c)(1+i)30

Q: 7. I am thinking of a positive number. The number is even. The number is less than 98. The number is…

A: Let start with the first statement: The number is positive and even. and also less than 98.…

Q: Tiles called tetrominoes are created from four 11 squares. The following five examples of…

A: Please note that as per our guidelines we can answer the first three sub-parts only. Please repost…

Q: 36) 34 16 A) 10.8 B) 23.7 C) 20.7 D) 24.7

A:

Q: Find m BAD C. E/62

A:

Q: A disc jockey​ (DJ) has 11 songs to play. Six are slow​ songs, and 5 are fast songs. Each song is to…

A: Given There are 11 songs to play

Q: 7 - 73) x:3, 13 and y: 10, 30 are given value What is the value of x for y=15 (use…

A: