Question

Define the following terms-

Sample error, questionnaire, loss of information, pilot survey , variable population
bivariate frequency distribution.​

Answer 1

Answer:

1. in statistics, sampling errors are incurred when the statistical charactistical of a population are estimated from a subset or sample of that population
2. a list of questions that are answered by many people. a questionnaire is used to collect information about a particular subject
3. data loss is an error condition in information systems in which information is destroyed by failures or neglect in storage, transmission orr processing.
4. a pilot survey is a strategy used to test the questionnaire using a smaller sample compared to the planned sample size
5. a frequency distribution is a representation either in a graphical or tabular format that displays the number of observation within a given interval
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