A Device Used to Input Printed Matter and Convert It

question 36

Multiple Choice

A device used to input printed matter and convert it to a format that can be read by the computer is a ____.

• A) cursor
• B) printer
• C) scanner
• D) pointing device
• E) modem

Understand the influence of transformations (e.g., Y = 2X + 1) on probability distributions.

Analyze the effects of transformations on the measures of central tendency and dispersion (mean, variance, standard deviation) in probability distributions.

Apply the laws of variance to calculate variance and standard deviation from a given probability distribution.

Calculate mean or expected value for specific probability distributions.

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Definitions:

Data Markers

Visual symbols in charts or graphs that represent individual data points.

Vertical Axis

In charting, the y-axis along which the height of bars, points, lines, etc., represent the measured value or frequency of occurrence.

Total Row

A feature in spreadsheets and databases that automatically calculates the sum, average, or other statistical measures for a range of cells or values.

Split Cells

A feature in spreadsheet and table management software that divides a cell into multiple cells, either horizontally or vertically.