There Are Essentially

question 1

Multiple Choice

There are essentially:

• A)Two kinds of data, quantitative and qualitative.
• B)Three different kinds of data, quantitative, qualitative and mixed.
• C)Four different kinds of data, quantitative, qualitative, mixed and scientific.
• D)Five different kinds of data, quantitative, qualitative, mixed, scientific and sound.

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Definitions:

Significant Difference

A statistical measure indicating that the observed difference between two datasets is likely not due to random chance.

Confidence Interval

An assortment of values, coming from statistical review of samples, aiming to envelop the value of an unspecified population parameter.

Margin Of Error

An expression of the amount of random sampling error in a survey's results, which indicates the range within which the true value lies with a certain degree of confidence.

Sample Standard Deviations

A measure of variability or dispersion within a sample dataset, estimating how much individual measurements in the sample differ from the sample mean.