To Control Costs While Increasing Statistical Power Yang Et

question 6

Multiple Choice

To control costs while increasing statistical power Yang et.al.recommend

• A)Training more people
• B)Placing more people in the control group
• C)Using only desired results
• D)None of the above

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Definitions:

Visual Representation

The use of charts, graphs, or diagrams to present data and information visually.

Numerical Values

Quantitative data represented in numbers, as opposed to qualitative information which includes descriptions and categorizations.

Histogram

A type of graph representing the distribution of numerical data, using bars to show the frequency of different ranges of values.

Frequency Polygon

A graphical representation of data, showing the frequencies of a set of data points at different intervals, connected by straight lines.