When taking a 12 question multiple choice test, where each question has 3 possible answers, it would be unusual to get or more questions correct by guessing alone.

It would be unusual to get 4 or more questions correct by guessing alone.

Step-by-step explanation:

You have a 1 in 3 probability(there are three choices) of guessing the correct answer for a single question. You have 12 opportunities to guess.

So, the probability will be = = 4

Therefore, it would be unusual to get 4 or more questions correct by guessing alone.

1. sometimes

2. never true

3. sometimes

step-by-step explanation:

these are pretty self explanatory if you know what supp right and com angles are