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Experience has shown that 20% of municipal rates bills contain an estimated amount for electricity usage. We randomly select a sample of 57 rates bills

Experience has shown that 20% of municipal rates bills contain an estimated amount for electricity usage. We randomly select a sample of 57 rates bills Compute the standard error for this sample. DA. 0.0412 B. 0.053 DC. 0.85 DD. 0.0473 JE. 0.15

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