STATISTICAL TECHNIQUES AND TOOLS
REGRESSION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Simple linear regression requires that the scales of measurement be expressed in either
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nominal or ordinal.
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ordinal or ratio.
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interval or ratio.
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nominal or interval.
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Explanation:
Detailed explanation-1: -Simple linear regression is used to estimate the relationship between two quantitative variables. You can use simple linear regression when you want to know: How strong the relationship is between two variables (e.g., the relationship between rainfall and soil erosion).
Detailed explanation-2: -Interval scale can measure size and magnitude as multiple factors of a defined unit. Ratio scale can measure size and magnitude as a factor of one defined unit in terms of another. A classic example of an interval scale is the temperature in Celsius.
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