Mathematics, 26.05.2021 20:20 vanleervanleer

The times a baker takes to complete a cake recipe are normally distributed with a mean of 8 minutes and a standard deviation of 1 minute. For about what percent of cake recipes does a baker complete the recipe in between 7 minutes and 9 minutes?about % of cake recipes does a baker complete the recipe in between 7 minutes and 9 minutes?

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