College Prep Math – Chp. 2 Study guide
Frequency Distributions and Graphs
Sec 2-2 Organizing Data
Key Terms-
frequency
frequency distribution
class
categorical frequency distribution
grouped frequency distribution
class boundaries
class width
class midpoint
ungrouped frequency distribution
Students should be able to:
-interpret a frequency table
-compute the class width, class boundaries, and class midpoints for a set of data
-construct a frequency table for a set of data
-recognize when to use a grouped or ungrouped frequency table
Assignment 2-2
p. 43-45
#7, 11-16 all
Sec 2-3 Histograms, Frequency Polygons, and Ogives
Key Terms-
histogram
frequency polygon
ogive
cumulative frequency
relative frequency
cumulative relative frequency
skewed
uniform
symmetric
bimodal
Students should be able to:
-calculate the frequency, cumulative frequency, relative frequency, and cumulative relative frequency
for a set of data
-construct an appropriate histogram, frequency polygon, and ogive for a set of data
-interpret and describe the different types of graphs
-construct a histogram using a graphing calculator
Assignment 2-3
p. 58-59
#1-5 all, 15, 16
Quiz 2-2 to 2-3
Sec 2-4 Other Types of Graphs
Key Terms-
pareto chart
time series graph
pie graph
stem and leaf plot
Students should be able to:
-recognize the best type of graph to use for a set of data
-construct the various types of graphs from a set of data
-interpret and describe the various types of graphs
Assignment 2-4
p. 77-78
#1,3, 6, 9-11 all, 15, 16
Sec 2-5 Paired Data and Scatter Plots
Key Terms-
scatter plot
positive relationship
negative relationship
strength of relationship (correlation)
Students should be able to:
-construct a scatterplot from a set of paired data
-interpret the scatterplot based on direction, strength, and in context to the problem
Assignment 2-5
p. 88-89
#2-14 even
Chp 2 Review worksheet – Frequency Distributions and Graphs
Quiz 2-4 to 2-5
Chp 2 Review Assignments
p. 94-95
Chp 2 Review
p. 97
Chp 2 Quiz
Chp 2 Test
#1,2,5,6,9,10,13,16,18,20,22,23,24
#1-27