Answer: (A)

(B)

(C)

Step-by-step explanation:
- Null hypothesis
: It is a statement showing population parameters as per the objective of the study. It generally takes "≤,≥,=" signs. - Alternative hypothesis
: It is also a statement describing population parameters as per the objective of the study. It generally takes ">, <, ≠" signs.
(A) Objective: Scores in second-year calculus are scaled so the average each year is equivalent to a 75 or not.

(B) Objective: The mean time is 24 seconds or more for one particular maze.

(C) Objective: The average square footage of one-bedroom apartments in a new student-housing development is advertised to be 850 square feet or smaller.

Answer: Y=-3/4x-2
Step-by-step explanation:
you fill in the blank because It’s y=Mx+b and m=slope b=y intercept so y=-3/4x-2
Budget; Fixed Costs are the answers!
Always to do each to 1 sigfig 20-6=14