Math, asked by khush6833, 1 year ago

A quiz consists of 10 true and false questions, each question is answered with either true or false (no blank questions) how many of the possible answer sequences begin and end with the answer true? if a student guesses at all 10 questions, what is the probability that they guess the correct answer to at least 8 of 10 questions?

Answers

Answered by siddhi113

2

1) 0.5
2) 4/5=0.8
it will help you

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