Answer:
Hence the value for the mean is 80 and the standard deviation for the original sample is 8.
Step-by-step explanation:
Mean = 83-3 = 80.
Here the standard deviation didn't change = 8.
Step-by-step explanation:
The scale factor is 12/6 = 10/5 = 2.
Answer:
y = 260
Step-by-step explanation:
locate x = 7 on the x- axis, go vertically up to meet the graph at (7, 260 )
when input is 7 then output y = 260
Answer:

Step-by-step explanation:
We translate the phrase into an equation:

Then we simplify:

Answer:
they would need 15 cases for 410 bag of chips
Step-by-step explanation:
410/7= about 15