Answer:
i. This is controlled experiment
ii. C. Whether the course was online or traditional and the statistical software used.
iii. B. The difference between students mean pre-test and post-test scores.
iv. D. 6
Step-by-step explanation:
This is controlled experiment because the university is observing students who take either online course or a standard course. The students have 3 different software available which they can learn. The students are observed based o pre test and post test results.
Answer:
Yes
Step-by-step explanation:
3:9 in their lowest forms are 1:3 which is the same for 6:18
Answer: 5361.6514621266 centimeters
Step-by-step explanation:
Correct answer: 1) (f/g)(x)
Solution: f(x)=x^2-6x-27=(x+3)(x-9)
