Which of the following principles of experimental design reduces errors due to chance by repeating an experiment on different subjects under different conditions?

On her last test, Paige answered 62 questions correctly. This was 80% of the questions. How many questions were on the test?

If you give away 1/6 of a can of almonds and 1/4 of a can of almonds, what fraction of almonds do you have left?

Erry earned $24 doing yard work, which is 60% of what Dallas earned. How much money did Dallas earn? Answer Choices $36

Your watch is all screwy. Everyday it gains time in amount of 1 hour and 14 minutes. If you look at your watch at noon on Friday, what time will it read

6/13=3/c and show answewer

1. z^2 = 1 √{ } = √{ } z = ± { } The solutions are { } and { }

What is the rate for 171 And 3

At the start of the summer, you have $603.15 in the bank. You make deposits of $90.89 in June, $106.03 in July, and $70.04 in August. At the end of the summer, how much money do you have in the bank?

A plane traveling from phoenix to san Francisco with a tailwind of 35 miles per hour takes 2.5 hours. returning with the headwind it takes the same plane 2 hours and 45 minutes. what is the average speed of the plane in calm conditions?

Mildred bought 2-cent stamps, 4-cent stamps, and 5-cent stamps for $4.35. The number of 2-cent stamps exceeded the number of 5 cent stamps by 50. The number of 4-cent stamps was 10 less than twice the number of 5-cent stamps.