Final exam review

Front

If an event cannot occur, what is its probability?

Back

0

Front

What is the mean ACT score among high school students?

Back

18.4

Front

What is the standard deviation of ACT scores among high school students?

Back

2.9

Front

What percentage of students would likely score between 15.5 and 18.4 on the ACT?

Back

34%

Front

What is an outlier in a data set?

Back

A data point that differs significantly from other observations.

Front

How can a single outlier affect a data set?

Back

It can affect the mean but not necessarily the median.

Front

What is the formula to identify outliers using IQR?

Back

Q3 + 1.5(IQR) and Q1 - 1.5(IQR)

Front

What does the y-intercept represent in a scatterplot?

Back

The value of the dependent variable when the independent variable is zero.

Front

What does a y-intercept of 18 in a scatterplot of age vs. phlemogeal cells indicate?

Back

A newborn has roughly 18 phlemogeal cells.

Front

If an event will occur, what is its probability?

Back

1