Find the Range, Variance, and Standard Deviation for Each of the Two

question 104

Multiple Choice

Find the range, variance, and standard deviation for each of the two samples, then compare the two sets of results.
-The test scores of 40 students are summarized in the frequency distribution below. Find the standard deviation. $$\begin{array} { r | r } \text { Score } & \text { Students } \\\hline 50 - 59 & 8 \\60 - 69 & 6 \\70 - 79 & 10 \\80 - 89 & 5 \\90 - 99 & 11\end{array}$$

• A)s = 13.4
• B)s = 14.9
• C)s = 15.6
• D)s = 14.2

Calculate ending balances in the Raw Materials and Work in Process accounts, considering transactions recorded.

Understand and apply the principles of standard costing in manufacturing.

Calculate and analyze direct materials variances.

Calculate and analyze direct labor variances.

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