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19 Cards in this Set
- Front
- Back
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The science of conducting studies to collect, organize, summarize, analyze and draw conclusions from data. |
Statistics |
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A branch of mathematics dedicated to building models to describe conditions of uncertainty and providing tools to make decisions or draw conclusions on the basis of such models. |
Probability |
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A branch of mathematics that examines and investigates ways to process and analyze the data gathered. |
Statistics |
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A measure of the degree to which an occurrence is certain or uncertain. |
Probability |
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Provides procedure in data collection, presentation, organization, and interpretation to have a meaningful idea that is useful to decision makers. |
Statistics |
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statistics consists of collection. organization. summarization. and presentation. |
Descriptive statistics |
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consists of generalizing from samples to populations. performing estimations and hypothesis tests. determining relationships among variables, and making predictions. |
Inferential statistics |
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a variable whose value is obtained by counting. |
Discreet variable |
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a variable whose values is obtained by measuring or contained one or more intervals. |
Continuous variable |
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-consists of all subjects (human or otherwise) that are studied. -includes all members of a defined group that we are studying or collecting. |
Population |
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Is a subset of the population. |
Sample |
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A process of selection in which each Item of a set has on equal probability of being chosen. |
Random |
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a function or rule that assigns a number to each outcome at an experiment. |
Random variable |
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any characteristics, number, orquantity that can be measured orcounted. |
Variable |
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a characteristic or attribute that canassume different values |
Variable |
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a quantity whose value changes. |
variable |
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the values that a variable canassume. |
data |
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Assumes values that can be counted. |
discrete random variable |
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Assumes all values between any twospecific values; a variable obtained bymeasuring or are contained one or moreintervals. |
continuous random variable |
