METHODS OF DATA COLLECTION
PROBABILITY AND NON PROBABILITY SAMPLES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Statistic
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Parameter
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Observation
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Study
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Detailed explanation-1: -A parameter is a numerical description of a population characteristic. A statistic is a numerical description of a sample characteristic. Descriptive statistics refers to methods for summarizing the data collected. Inferential statistics involves using data from a sample to make conclusions about a population.
Detailed explanation-2: -Answer and Explanation: A statistic is a numerical characteristic of a sample such as a sample mean, median, proportion, and standard deviation, etc.
Detailed explanation-3: -A descriptive measure for an entire population is a ‘’parameter. ‘’ There are many population parameters. For example, the population size (N) is one parameter, and the mean diastolic blood pressure or the mean body weight of a population would be other parameters that relate to continuous variables.