How can horizontal force affect power in scientific experiments?

[dmseager7531]

Hello, not looking for much help on the problem, rather I am seeking someone to try and solve this problem and tell me I'm not crazy that the so called "correct" answers above are wrong.

 

[berkeman]

Hello, not looking for much help on the problem, rather I am seeking someone to try and solve this problem and tell me I'm not crazy that the so called "correct" answers above are wrong.

Welcome to the PF.

We don't solve your homework for you. Rather, please show us your work in detail, how you arrived at those answers, and we can check your work for you.

 

[mfb]

The so called "correct" answers are correct. If you got something else, please show your work.