Question: A random sample of the number of farms (in thousands) in various states follows. Estimate the mean number of farms per state with 90% confidence.

A random sample of the number of farms (in thousands) in various states follows. Estimate the mean number of farms per state with 90% confidence. Assume σ = 31.

47 95 54 33 644 8 57 9 80 8 90 3 49 4 44 79 80 48 16 68 7 15 21 52 6 78 109 40 50 29 9

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