All of the Following Are Possible Steps of Scientific Investigation

question 8

Multiple Choice

All of the following are possible steps of scientific investigation EXCEPT for __________.

• A)development of observations and experiments to test the hypotheses
• B)the collection of scientific facts through observation and measurement
• C)the development of one or more working hypotheses or models to explain facts
• D)assumption of conclusions without prior experimentation or observation

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Definitions:

Multicollinearity

Describes a situation in statistical models where independent variables are highly correlated, leading to difficulties in estimating separate effects.

Coefficient of Determination

A statistical measure that describes the proportion of the variance in the dependent variable predictable from the independent variable(s).

Dummy Variables

Binary variables used in regression models to represent categorical data, where the values 0 and 1 indicate the absence or presence of some categorical effect.

Qualitative Variable

A categorical variable that represents types or categories and can be described by names or labels.