80% of the students in MAT 102X Basic mathematics like MacBook Pro computers whereas 60% like Windows computers. What percentage of students like both MacBook Pro computers and Windows Computers? Convert your answer into decimal point. Give your answer to 1 decimal point. Write True or False for each of the following statements. i). 24 is a divisor of 22. ii). Every natural number is an integer iii). iv). v). Is the exam hard? This is a statement.
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If a true-false test with 15 questions is given, what is the probability of scoring (A) Exactly 80% just by guessing? (B) 80% or better by just guessing? (A) P(exactly 80%)= (B) P(80% or better)= Round to five decimal places as needed.
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A student takes a true-false test consisting of 15 questions. Assume that the student guesses at each question and find the probability that a. the student gets at least I question correct. b. the student gets a $60 \%$ or better on the exam.
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