Answer:Answer: A negative correlation shows the relationship between two variables.
Step-by-step explanation: A) the correlation between the average SAT scores and percentage of high school seniors r = - 0.89 shows that the direction is negative and the relationship is strong.
B) SAT score = (-0.89 * proportion taking) + average score
Answer:
42.3
Step-by-step explanation:
Answer:
scale factor = 
Step-by-step explanation:
note
8 ×
=
, so
scale factor = 
Y=10....Please mark brainliest...
Answer:

Step-by-step explanation:
49/28 is 7/4
Applying the inverse law
u^2-6
u^-4
therefore 