every year, a food company shares 1/5 of its earnings with its employees as a bonus. last year the total bonus was 220,000. how
2 answers:
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Answer:
The minimum sample size is
Step-by-step explanation:
From the question we are told that
The confidence interval is
The margin of error is
Generally the sample proportion can be mathematically evaluated as
Given that the confidence level is 98% then the level of significance can be mathematically evaluated as
Next we obtain the critical value of from the normal distribution table
The value is
Generally the minimum sample size is evaluated as