Answer:
Part A: Yes, there should be a strong negative correlation between number of hours of internet browsing and score on math test. Justification: By calculating the correlation coefficient it is about -1. This means there is a strong negative correlation. Part B:y=-2x+95 Part C: The slope indicates that scores on a math test decrease by two for every hour internet browsing. The y-intercept indicates the score you have when browsing 0 hours on the internet.
Step-by-step explanation:
I hope this helps :D. I recommend getting a t-inspire calculator if you don't already have one. It can be so helpful when solving these types of problems.
Linear line is straight
exponential is multiplying
Answer:
2420
Step-by-step explanation:
11000 times .22 = 2420
hope it helps!
Answer:
D
Step-by-step explanation:
To shift down:
F(x)-b
To shift up:
F(x)+b
To shift right:
F(x-b)
To shift left:
F(x+b)
3.14 * 4 = 12.56 ( area of poster)
16 (area of square) - 12.56 = 3.44 (remaining area)