Accounting Procedures Allow a Business to Evaluate Their Inventory at LIFO

Accounting procedures allow a business to evaluate their inventory at LIFO (Last In First Out) or
FIFO (First In First Out) . A manufacturer evaluated its finished goods inventory (in $1000) for five
Products both ways. Based on the following results, is LIFO more effective in keeping the value of
His inventory lower?
What is the decision at the 5% level of significance?

A) Fail to reject the null hypothesis and conclude LIFO is more effective.
B) Reject the null hypothesis and conclude LIFO is more effective.
C) Reject the alternate hypothesis and conclude LIFO is more effective.
D) Fail to reject the null hypothesis and conclude LIFO is not more effective.