The Range of Values Found by Adding and Subtracting Three

question 54

True/False

The range of values found by adding and subtracting three standard deviations to the mean of the random variable accounts for 99.74 percent of the area under the curve.

---

Definitions:

Worst Predictor

A variable or model that provides the least accurate predictions compared to the actual outcomes.

Calorie Content

The amount of energy supplied by consuming a food or drink, measured in calories, used to guide nutritional and dietary decisions.

Linear Effects

A relationship in statistical models where the change in the outcome variable is directly proportional to the change in the predictor variables.

Best Predictor

The variable or factor most strongly associated with or capable of predicting the outcome of interest.