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 $000) for five products both ways. Based on the following results, is LIFO more effective in keeping the value of his inventory lower? 
If you use the 5% level of significance, what is the critical t value?
Definitions:
Adolescent
A developmental stage occurring between childhood and adulthood, typically associated with the teenage years, marked by rapid physical, emotional, and social changes.
Young Adulthood
The life stage following adolescence, typically between the ages of 20 to 40, characterized by increased independence and responsibility.
Storage Decay
The theory that memory fades due to the mere passage of time, unless this information is used or rehearsed after learning.
French
A Romance language originating from France, known for its global use as a primary or second language in many countries and international institutions.
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