Question

i really need some help please

Answer 1

@Shadow

Answer 2

@Vocaloid

Answer 3

a) a31 means matrix A, third row, first column, give the number and what it represents (hint: look at the title and axes of the matrix)

Answer 4

b) find matrix B, intersection of "girls" and "basketball" and see what number that is

Answer 5

c) calculate town B - town A

Answer 6

d) let the result from part c) be a new matrix C and find row 2 column 2's element. it tells you how many more girls from town B enrolled in lacrosse compared to town A

Answer 7

e) like it says just calculate 1.125*A

Answer 8

oh, i already got everything else except E, so how do i calculate it?

Answer 9

@Vocaloid

Answer 10

just multiply everything in the town A matrix by 1.125 and that's it

Answer 11

thank you so much.

Answer 12

i might need some more help later on

Answer 13

sure

Answer 14

@Vocaloid

Answer 15

good

Answer 16

good

Answer 17

good

Answer 18

good

Answer 19

hm I used a calculator and got something a bit different

Answer 20

https://www.socscistatistics.com/tests/pearson/Default2.aspx

Answer 21

uh, well i kinda forgot what exactly to do here, i just guessed for this one..

Answer 22

just enter all the x-values in one column and the y-values in the other column

there's a way to do this by hand but most people recommend using software

Answer 23

good

Answer 24

good

Answer 25

good

Answer 26

good

Answer 27

good