Answer:
its the third answer, fifth, and first. Im not sure tho.
Step-by-step explanation:
if it isnt right im so sorry T^T
Answer:
9.02 x 10^6
Step-by-step explanation:
hope this helps!
Answer:
A, B and C
Step-by-step explanation:
A. Adding another researcher to provide ratings will make the study less biased.
B. A quiz or exam will show which students have a better understanding of the math material. Better quiz or exam results show that the site is more effective for a student with or without the supplemental instruction.
C. Having a greater sample size is better because a greater scope of students is covered. Different students have different abilities and learning preferences.
Answer is 5 its because ummmm uhhhhhhh hahaha i really dont know how to explain it but the answer is 5