One-Variable Data
Which type of variable is “number of pets”?
What is a discrete quantitative variable?
Which graph is best for showing percentiles in a data set?
What is an o-give?
What is the formula for relative frequency?
What is frequency / total frequency?
What is the explanatory variable in a study predicting college GPA based on high school GPA?
What is high school GPA?
What is the equation for least-squares regression line?
What is y = mx + b?
Are zip codes quantitative or categorical variables?
What is categorical?
What are the parts of the 5-number summary?
Which graph best shows the relationship between two quantitative variables?
What is a scatter plot?
If the slope of a regression line is 11/10 (1.1), what does that mean in context?
What is for every 1 unit increase in the explanatory variable, the response variable increases by 1.3 units?
What is the formula for the IQR?
What is Q3 - Q1?
Which graph is the best for both continuous and discrete data?
What is a histogram?
What are their three main ways to describe the overall pattern of a scatter plot?
What are direction, form, and strength?
Double or Nothing (600pts)!
What is the r-value?
What is the correlation coefficient (strength and direction).
What does Q3 represent in a data set?
What is the 75th percentile?
How do you determine if there are outliers in a data set.
What is using the lower and upper boundary?
What does the value of r = -0.75 indicate about a graph?
What is a strong, negative, and linear relationship?
If r squared = 0.81, what does this value tell us about the data?
What is 81% of the variation in
Which measure of center is resistant to outliers?
What is the median?
What type of graph shows the distribution of data through dividing the data into quartiles?
What is a boxplot?
If 8 out of 72 students in choose Mr. B’s class as their favorite class, what is the relative frequency?
What is 9%?
True or false: Correlation implies causation?
What is false?
What is the residual for a height of 71 inches and a shoe size of 10, given a predicted shoe size of 10.5?
What is -0.5?