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Mathematics, 08.04.2021 19:10 larissaday33
A random sample of 45 door-to-door encyclopedia salespersons were asked how long on average they were able to talk to the potential customer. Their answers revealed a mean of 8.5 minutes with a variance of 9 minutes. What is the point estimate in minutes for the average conversation length
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A random sample of 45 door-to-door encyclopedia salespersons were asked how long on average they wer...
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