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The mean value of land and buildings per acre from a sample of farms is $1300, with a standard deviation of $300. The data set has a bell—shaped distribution.
Assume the number of farms in the sample is 76. [a] Use the empirical rule to estimate the number of farms whose land and building values per acre are between $1010 and $1900. :l farms (Round to the nearest whole number as needed.) [b] If 25 additional farms were sampled, about how many of these additional farms would you expect to have land and building values between $700 per acre
and $1900 per acre? El farms out of 25 [Round to the nearest whole number as needed}

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