2.5 - 2.6 Levels of Measurement and Data Classifications
1.The numbers of people in each statistics class at your school are an example of which type of
data?
A. Discrete
B. Neither
C. Continuous
Discrete: Quantitative data that take on values that are co
2.1 - 2.4 The Reality of Conducting a
1.Determine whether an observational or experimental study is appropriate to address the
following statement.
A car wash operator wants to identify if providing a discount for local residents will
generate additional
2.1 - 2.4 The Reality of Conducting a
1.Determine whether an observational or experimental study is appropriate to address the
following statement.
A car wash operator wants to identify if providing a discount for local residents will
generate additional
Lesson: 3.5 - 3.9 Graphical Displays of Data:
Line Graphs, Histograms, and Stem-andLeaf Displays
1. The following stem-and-leaf plot represents the distribution of weights for a group of people.
Steam
Leaf
13
1 6 8 8 9
14
3 4 5 6
15
1 3 8 8
16
2 3 4 5 7
1
3.3 Graphical Displays of Data: Pie Charts and Bar Graphs
1.Vanessa has accumulated $5100 in savings and wishes to invest this money sensibly. The
types of investments and their corresponding percentages, recommended by a financial advisor,
are shown in t
3.4 Frequency Distributions
1.Consider the following frequency table representing the distribution of cost of lunch (in
dollars).
Cost of Lunch in $
Class
Frequency
6.6-7.3
13
7.4-8.1
12
8.2-8.9
8
9.0-9.7
6
9.8-10.5
13
Step 1 of 2 : Determine the cumulati
3.3 Graphical Displays of Data: Pie Charts and Bar Graphs
1.Vanessa has accumulated $5100 in savings and wishes to invest this money sensibly. The
types of investments and their corresponding percentages, recommended by a financial advisor,
are shown in t
1. Determine whether the statement describes a population or a sample.
The overall exam scores in your math class.
A. Population
B. Sample
2. Identify the population being studied and the sample chosen.
The number of times 4 out of 37 students on your flo
Writing Assignment #1
Date due: TBA
Write a meaningful paragraph that includes the following terms: sample, population, estimate, mean,
margin of error and confidence level. A meaningful paragraph is one coherent piece of writing in an
appropriate context