Stats Section 1.2
True or False Data at the ordinal level are quantitative only.
False. Data at the ordinal level can be qualitative or quantitative.
True or False More types of calculations can be performed with data at the nominal level than with data at the interval level
False. More types of calculations can be performed with data at the interval level than with data at the nominal level
The graph to the right shows the responses to the question, "how serious is global warming?" Identify the level of measurement of the data listed on the horizontal and vertical axes in the graph.
Horizontal-Ordinal Vertical-Ratio
The list of books that your friend read for school for the past five months is shown below. Identify the level of measurement of the data set. Explain your reasoning.
Nominal. The data are categorized using names, label, or qualities, but the data cannot
The jersey numbers for players on a soccer team are listed below. What is the data set's level of measurement?
Nominal. The data are categorized using numbers, but no mathematical computations can be made
Name Each level of measurement for which data can be qualitative. Select all the levels of measurement for which data can be qualitative.
Ordinal Nominal
Determine whether the variable is qualitative or quantitative. Explain your reasoning. Species of fish in a lake. "The Variable is _____________ because species are ______________."
Qualitative Attributes or labels
Determine whether the variable is qualitative or quantitative. Explain your reasoning. Vehicle identification number
Qualitative Attributes or labels
Determine whether the variable is qualitative or quantitative. Explain your reasoning. Distances between fence posts "The Variable is _____________ because species are ______________."
Quantitative Numerical Measurements
Select all the levels of measurement for which data can be quantitative.
Ratio Interval Ordinal
True or False For data at the interval level, you cannot calculate meaningful differences between data entries.
The statement is false. A true statement is "For data at the interval level, you can calculate meaningful differences between data entries."
Determine whether the variable is qualitative or quantitative. Explain your reasoning. Favorite Music StyleDetermine whether the variable is qualitative or quantitative. Explain your reasoning. Favorite Music Style
The variable is qualitative because a favorite musical style describes an attribute
Determine whether the variable is qualitative or quantitative. Explain your reasoning. Amount of sugar in a bag of sugar
The variable is quantitative because amount of sugar is found by measuring