In Order to Test to See If There Is Any $\begin{array}{lll}\text { Method I }&\text { Method II }&\text { Method III }\\182 & 170 & 162 \\170 & 192 & 166 \\179 & 190 &\end{array}$

question 115

Essay

In order to test to see if there is any significant difference in the mean number of units produced per week by each of three production methods, the following data were collected. Please note that the sample sizes are not equal.)
$\begin{array}{lll}\text { Method I }&\text { Method II }&\text { Method III }\\182 & 170 & 162 \\170 & 192 & 166 \\179 & 190 &\end{array}$
a. Compute .
b. At the α = 0.05 level of significance, is there any difference in the mean number of units produced per week by each method? Show the complete ANOVA table. Use both the critical and p-value approaches.

---

Definitions:

Periodic

Pertaining to or occurring at regular intervals.

Perpetual Basis

An approach or method without a predetermined end date, continuing indefinitely.

Current Ratio

A liquidity ratio that measures a company's ability to pay short-term obligations or those due within one year, calculated by dividing current assets by current liabilities.

LIFO Reserve

The difference between the cost of inventory calculated using the Last In, First Out method and the First In, First Out method.