The Following Frequency Distribution Shows the Time in Minutes) That $$\begin{array} { c c } \text { Time } & \text { Frequency } \\20-39 & 2 \\40-59 & 4 \\60-79 & 6 \\80-99 & 4 \\100-119 & 2\end{array}$$

question 140

Short Answer

The following frequency distribution shows the time in minutes) that a sample of students uses the computer terminals per day.
$$\begin{array} { c c } \text { Time } & \text { Frequency } \\20-39 & 2 \\40-59 & 4 \\60-79 & 6 \\80-99 & 4 \\100-119 & 2\end{array}$$
a. Compute the mean.
b. Compute the variance.
c. Compute the standard deviation.
d. Compute the coefficient of variation.

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Definitions:

Production Of Socks

The manufacturing process of creating socks, involving various steps from the sourcing of materials to the final product packaging.

Production Possibilities Frontier

A graphical representation showing the maximum combinations of goods and/or services that can be produced with a fixed set of resources.

Opportunity Cost

The lost benefit that could have been enjoyed if the chosen option had not been taken, implying the trade-off of forgoing the next best alternative.

Efficient Production Process

A method of production that uses the least amount of resources to achieve the maximum output.