Advanced Placement (AP)

Elsie bought a new bowling ball. She suspects that she'll roll a strike in a larger percentage of rolls with her new ball than her old ball. She takes a sample of 505050 rolls with each ball to test if she rolls a strike significantly more often with the new ball. Which of the following is an appropriate set of hypotheses for Elsie's significance test?

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Elsie bought a new bowling ball. She suspects that she'll roll a strike in a larger percentage of ro...

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