Compute number of observations

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Reference no: EM13104541

1. Estimated idle time of a fork lift truck is 40%. Relative accuracy desired = +/- 10%; Desired confidence level = 95%. How many observations (n) are required?

2. The estimated percent of people wearing sweaters is 40%. Relative accuracy desired is +/- 20%. Desired confidence level is 68%. How many observations (n) are required?

3. An estimated percentage of overcast days is 25%. Relative accuracy desired is +/-5%. The desired confidence level is 95%. How many observations (n) are required?

Reference no: EM13104541

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Compute number of observations : Estimated idle time of a fork lift truck is 40%. Relative accuracy desired = +/- 10%; Desired confidence level = 95%. How many observations (n) are required?

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