Companies who design fumiture for elementary school classrooms produce a variety of sizes for kids of different ages. Suppose the heights of kindergarten children can be described by a Normal model with a mean of 39 2 inches and standard devlation of 1 Sinches a) What fraction of kindergarten kids should the company expect to be less than 37 inches tall? About 12.3 % of kindergarten kids are expected to be less than 37 inches tall. (Round to one decimal place as needed.) b) In what height interval should the company expect to find the middle 90% of kindergarteners? The middle 90% of kindergarteners are expected to be between 36.1 inches and 42.3 inches. (Use ascending order. Round to one decimal place as needed.) c) Al least how tall are the biggest 20% of kindergarteners? The biggest 20% of kindergarteners are expected to be at least 41.6 inches tall. (Round to one decimal place as needed.)

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