urgent homework
mrs. sparks is a 9th grade algebra 1 teacher. she teaches three algebra 1 courses and all the classes recently took a chapter exam.
the chart is above.

a. find the mean, median, mode and range of class 1

b. find the mean, median, mode and range of class 2

c. find the mean, median, mode and range of class 3

d. find the standard deviation of class 1

e. find the standard deviation of class 2

f. find the standard deviation of class 3

g. which class had higher standard deviation and what does that mean?

h. in your opinion, which class did better on the exam? explain your answer.

hey seth! : )

i’m not 100% sure, but i think it’s b

hope this ya : p

miss u!

- nicole

see attached

step-by-step explanation:

given the function as;

write the equation replacing f(x) with y

form   and fill a table containing values of y with corresponding values of x

you can take a range for   values of x as -3≤x≤3

solving for x=-3

for x=-2

repeat the same procedure to get the values of y for the remaining ,x=-1 to x=3

plot the values of y against values   of x and obtain the following graph

i think u have 12 apples sorry again i don't really know if it correct i'm just tryna hrlp people out.

70 years.

step-by-step explanation: