Mathematics, 04.03.2020 04:21 josephbrowne9p18dit

In a multiple choice exam, there are 5 questions and 4 choices for each question (a, b, c, d). Nancy has not studied for the exam at all and decides to randomly guess the answers. What is the probability that:

(a) the first question she gets right is the 5th question?

(b) she gets all of the questions right?

(c) she gets at least one question right?

What is the area under the standard normal distribution for each region?

(a) Z< -1.65

(b) Z>1.5

(c) -1.1
(d) |Z|>1.3

Answers: 2

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In a multiple choice exam, there are 5 questions and 4 choices for each question (a, b, c, d). Nancy...