question archive In a science fair? project, Emily conducted an experiment in which she tested professional touch therapists to see if they could sense her energy field

In a science fair? project, Emily conducted an experiment in which she tested professional touch therapists to see if they could sense her energy field

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In a science fair? project, Emily conducted an experiment in which she tested professional touch therapists to see if they could sense her energy field. She flipped a coin to select either her right hand or her left? hand, and then she asked the therapists to identify the selected hand by placing their hand just under? Emily's hand without seeing it and without touching it. Among 274 ?trials, the touch therapists were correct 127 times.

 

a) Given that Emily used a coin toss to select either her right hand or her left? hand, what proportion of correct responses would be expected if the touch therapists made random? guesses?

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