A certain test has a mean of 60 and a standard deviation of 12. To convert the scores to a different scale, the test makers use the following transformation: x*= 40 +0.8x What is the new mean and standard deviation? A 88,52
B 48, 12
C 48, 52
D 88, 12
E none of the above

sorry

step-by-step explanation:

sorry, but im pretty sure its a now that i look at it

c

step-by-step explanation: easy math

question: use the following table of a school bus during morning pickups to calculate its average speed between 2.8 km and 4.2 km

answer: 42 km/h

explanation: 1.4/0.033 42.42424 = 42 km/h

question answered by

(jacemorris04)

add -60 to 120 which will result in : 2x+3y=180

then subtract 2x: 3y=-2x+180

lastly, divide by 2: y= -2/3x+60

hope this is the answer you're looking for: )