Bad news

methods used to provide a concise description of a collection of quantitative

information

an extremely atypical point located at a relatively long distance from the rest of the coordinate points in a scatterplot

methods used to make inferences from observations of a sample to a population

logical deductions about events that can’t be observed directly

value of Y when X is 0; the point at which the regression line crosses the Y axis

area on the normal curve between 2 and 3 standard deviations above the mean

Q3 minus Q1

the act of assigning numbers or symbols to characteristics of things according to rules

a set of numbers (or other symbols) whose properties model empirical properties of the objects to which the numbers are assigned

Normalizing a distribution involves “stretching” the skewed curve into the shape of a normal curve and creating a corresponding scale of standard scores, a scale that is technically referred to as a