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For which survey is a sample not necessary?

Suppose you want just guess at the answers in a 5 question multiple-choice test. each question has 3 responses and only one is correct. what is the probability of getting two questions right just guessing? 20 points 0.3275 0.2753 0.7532 none of the above

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17

In a column proof the right column states your reasons