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### 14 Cards in this Set

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 Data collection requires the use of one of four types of measurment: name the four Nominal , Ordinal , Interval or Ratio are the four scales of data measurment Page 6 The facts and figures collected analyzed and summarized for presentation and interpretation are called what? Data Page 5 The entities on which data are collected are called Elements Page 5 A charecteristic of interest for an element is called a what? Variable Page 5 When the data for a variable consists of labels or names used to identify and attribute of the element the scale of measurment is considered Nominal scale Page 6 When the data for a variable consists of labels or names used to identify an attribute of the element and THE ORDER matters the scale of measurment is considered Ordinal scale Page 6 When data has Ordinal properties AND the interval between values is expressed as a fixed unit of measure the scale of measurment is called Interval scale Page 6 If the scale of measurment has all the properties of Interval data and the ratio of two values is meaningful then the scale is called what The Ratio scale of measurment Page 6 Data can have two classifications ... name them Categorical and quantitative Page 5 What two scales of measurment can be used with categorical data? Nominal scale and ordinal scale Page 5 Data that can be grouped by specific categories is called Categorical data Page 6 Data that uses numerical values to indicate how much or how many is refered to as what kind of data Quantitative Page 6 Data collected over several time periods is Time series data Page 6 Data collected at the same or approximately the same point in time Cross sectional data Page 6