Find the required sample size without making a guess for

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Find the required sample size without making a guess for the observed value of . A computer manufacturer wishes to estimate what proportion of their laptop computers are defective. Obtain a sample size that will ensure a margin of error of at most 3.5 percentage points for a 95% confidence interval.

A) 785

B) 28

C) 197

D) 3137

Reference no: EM13630539

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