Tanya knows that fiber is important for digestive health. Therefore, she thinks that people who take...

Tanya knows that fiber is important for digestive health. Therefore, she thinks that people who take fiber pills daily will have fewer stomach aches. To test this, tanya asks 64 participants to take a fiber pill each day for one month and to record how many stomach aches the suffer in the following month. Tanya knows that people who generally don't take fiber pills daily generally suffer about 2 stomach aches per month, on average. If Tanya's sample suffers 1.8 stomach aches per month, on average, with a standard deviation of 2.1, can Tanya conclude that taking fiber pills daily will result in significantly fewer stomach aches?

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orchestra answered 2 years ago

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