VOCAB
There is a _______ between two variables if knowing the value of one variable helps to predict the value of the other.
What is association?
Data that measures values or counts represented by numbers. Data about numeric variables.
What is quantitative data?
One should use a _____ or ______ to display distributions of categorial variables.
What is pie chart or bar graph?
Of 1500 students surveyed: 760 were female, 740 were male, 885 enjoyed basketball games the most, 235 enjoyed football games the most, and 410 enjoyed soccer games the most. What proportion of all students enjoys basketball the most?
What is .59?
Graphs with axes should always start at ______ and increase in _______.
What is zero, constant increments?
Data that is a collection of information that can be divided into groups. Usually divided on the basis of a fixed number of possible values or some qualitative property.
What is categorial/qualitative data?
A ___________ gives the percent or proportion of individuals that have a specific value for one categorial variable and a specific value for another categorial value.
What is a joint relative frequency?
A _____________ is a modified segmented bar graph in which the width of each rectangle is proportional to the number of individuals in the corresponding category.
What is a mosaic plot?
Of 1500 students surveyed: 760 were female, 740 were male, 885 enjoyed basketball games the most, 235 enjoyed football games the most, and 410 enjoyed soccer games the most. What proportion of all students are female?
What is .506?
When a chart or graph is ___, smaller values can appear to be larger than they actually are.
What is 3D?
_______ is the number of times an event or observation occurs/ is documented in an experiment/study?
What is frequency?
A _________________ give the percent or proportion of individuals that have a specific value for one categorial variable among individuals who are the same value of another categorical variable.
A __________ is a table of counts that summarizes data on the relationship between two categorial variables for some group of individuals
What is a two-way table?
Of 1500 students surveyed: 760 were female, 740 were male, 885 enjoyed basketball games the most, 235 enjoyed football games the most, and 410 enjoyed soccer games the most. What proportion of students enjoy soccer and football games the most?
What is .43?
___________ can be misleading when they represent parts that are not of the same whole.
____________ is the ratio of the number of times a value within a data set occurs within all of the possible outcomes.
What is relative frequency?
A __________________ gives the percent or proportion of individuals that have a specific value for one categorial variable.
What is a marginal relative frequency?
One should use a __________, _________, or a ______ to compare the distribution of a categorial variable for two or more groups.
What is side-by-side bar graphs, segmented bar graphs, or a mosaic plot?
Of 1500 students surveyed: 760 were female, 740 were male, 885 enjoyed basketball games the most, 235 enjoyed football games the most, and 410 enjoyed soccer games the most. What proportion of all students enjoy basketball and soccer games the most?
What is .863?
True or False: the area occupied by a part of a graph must correspond to the magnitude of the value it represents.
What is true, the area principle?