The Luncheon Expense Vouchers Of The Executives Of A Large Advertising Firm Have A P 2767683

The luncheon expense vouchers of the executives of a large advertising firm have a population mean µ = $10 per person and s = $4 per person.

a) Below what dollar value will 99% of the sample means fall?_______

b) What proportion of the sample means will be between $8 and $12? _______

c) What proportion of the sample means will be below $8 or above $12? _______

d) What proportion of the sample means will be below $8? _______

e) What proportion of the sample means will be above $13?

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