396.9
.........................
Convert 9 yards into feet: 9 yards * (3 feet) / (1 yard) simplifies to 27 feet.
9 yards, or 27 feet, is shorter than 29 feet.
29 feet is longer than 27 feet.
The formula for slope is: m = (y2 - y1) / (x2 - x1) ---> m = (b - b) / (-a - a) = 0/(-2a) = 0
Answer:
p-value~ 0.075
Step-by-step explanation:
( Choice D on Khan Academy)