Question: . Mimi plans to make a random guess at a test containing 5 true-or-false questions. Answer the following questions: a.Mimi plans to make a random

. Mimi plans to make a random guess at a test containing 5 true-or-false questions. Answer the following questions:

a.Mimi plans to make a random guess at 5 true-or-false questions. What is the probability that Mimi will pass the test (i.e. get at least 3 correct answers) by random guess?

.3770

b.To get the answers for part a, what technology did you use? If an online applet was used, please list the URL. If a calculator or Excel was used,

P(x3= P(x=3)+P(X=4)+P(x=5)

Is this correct and is my explanation sufficient?

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