# Question: Fifty employee travel expense reimbursement vouchers were led last quarter

Fifty employee travel expense reimbursement vouchers were led last quarter in the finance department at Ramjac Corporation. Of these, 20 contained errors. A corporate auditor inspects five vouchers at random. Let X be the number of incorrect vouchers in the sample.

(a) Use Excel to calculate the entire hypergeometric probability distribution.

(b) Find P(X = 0).

(c) Find P(X = 1).

(d) Find P(X ≥ 3).

(e) Make an Excel graph of the PDF of the hypergeometric distribution and describe its appearance.

(a) Use Excel to calculate the entire hypergeometric probability distribution.

(b) Find P(X = 0).

(c) Find P(X = 1).

(d) Find P(X ≥ 3).

(e) Make an Excel graph of the PDF of the hypergeometric distribution and describe its appearance.

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