MATH 302 STATISTICS UPDATED ACTUAL EXAM
Questions And CORRECT Answers
Categories, colors, names, labels and favorite foods along with yes or no responses are
examples of - CORRECT ANSWERS Nominal scale
Data that can be ordered (e.g excellent, good, satisfactory are examples of - CORRECT
ANSWERS Ordinal scale
Data that can be ordered but has a difference between data and has no meaning to the order of
ratios are examples of - CORRECT ANSWERS Interval scale
Data that is ordered, has meaning and can be ordered meaningfully is an example of - CORRECT
ANSWERS Ratio scale
A market researcher polled every tenth person who walks into a store. What type of sampling
was used? - CORRECT ANSWERS Systematic
The first 50 people who walk into a sporting event are polled on their television preferences.
What type of sampling was used? - CORRECT ANSWERS Convenience
What is the sampling method used in the following scenario? A teacher wants to know if her
students are doing homework, so she randomly selects rows two and five and then calls on all
students in row two and all students in row five to present the solutions to homework problems
to the class. - CORRECT ANSWERS cluster
What was the sampling method that was used in the scenario? A study was done to determine
the age, the number of times per week, and the duration (amount of time) of residents using a
local park in San Antonio, Texas. The first house in the neighborhood around the park was
, selected randomly, and then the resident of every eighth house in the neighborhood around the
park was interviewed. - CORRECT ANSWERS systematic
"Number of times per week" is what type of data in the scenario? A study was done to
determine the age, the number of times per week, and the duration (amount of time) of
residents using a local park in San Antonio, Texas. The first house in the neighborhood around
the park was selected randomly, and then the resident of every eighth house in the
neighborhood around the park was interviewed. - CORRECT ANSWERS Quantitative
Discrete Data
What is the term for a characteristic or attribute that can assume different values? - CORRECT
ANSWERS variable
A Lake Tahoe Community College instructor is interested in the mean number of days Lake
Tahoe Community College math students are absent from class during a quarter. X = number of
days a Lake Tahoe Community College math student is absent The instructor's sample produces
a mean number of days absent of 3.5 days. This value is an example of a: - CORRECT
ANSWERS parameter
Ski resorts are interested in the mean age that children take their first ski and snowboard
lessons. They need this information to plan their ski classes optimally. Identify the sample. -
CORRECT ANSWERS all children who take ski or snowboard lessons
A marketing company is interested in the proportion of people who will buy a particular
product. Identify the statistic. - CORRECT ANSWERS the proportion of all people who will
buy the product
Which of the following correctly describes the relationship between a sample and a population?
- CORRECT ANSWERS A sample is a group of subjects selected from a population to be
studied.
Questions And CORRECT Answers
Categories, colors, names, labels and favorite foods along with yes or no responses are
examples of - CORRECT ANSWERS Nominal scale
Data that can be ordered (e.g excellent, good, satisfactory are examples of - CORRECT
ANSWERS Ordinal scale
Data that can be ordered but has a difference between data and has no meaning to the order of
ratios are examples of - CORRECT ANSWERS Interval scale
Data that is ordered, has meaning and can be ordered meaningfully is an example of - CORRECT
ANSWERS Ratio scale
A market researcher polled every tenth person who walks into a store. What type of sampling
was used? - CORRECT ANSWERS Systematic
The first 50 people who walk into a sporting event are polled on their television preferences.
What type of sampling was used? - CORRECT ANSWERS Convenience
What is the sampling method used in the following scenario? A teacher wants to know if her
students are doing homework, so she randomly selects rows two and five and then calls on all
students in row two and all students in row five to present the solutions to homework problems
to the class. - CORRECT ANSWERS cluster
What was the sampling method that was used in the scenario? A study was done to determine
the age, the number of times per week, and the duration (amount of time) of residents using a
local park in San Antonio, Texas. The first house in the neighborhood around the park was
, selected randomly, and then the resident of every eighth house in the neighborhood around the
park was interviewed. - CORRECT ANSWERS systematic
"Number of times per week" is what type of data in the scenario? A study was done to
determine the age, the number of times per week, and the duration (amount of time) of
residents using a local park in San Antonio, Texas. The first house in the neighborhood around
the park was selected randomly, and then the resident of every eighth house in the
neighborhood around the park was interviewed. - CORRECT ANSWERS Quantitative
Discrete Data
What is the term for a characteristic or attribute that can assume different values? - CORRECT
ANSWERS variable
A Lake Tahoe Community College instructor is interested in the mean number of days Lake
Tahoe Community College math students are absent from class during a quarter. X = number of
days a Lake Tahoe Community College math student is absent The instructor's sample produces
a mean number of days absent of 3.5 days. This value is an example of a: - CORRECT
ANSWERS parameter
Ski resorts are interested in the mean age that children take their first ski and snowboard
lessons. They need this information to plan their ski classes optimally. Identify the sample. -
CORRECT ANSWERS all children who take ski or snowboard lessons
A marketing company is interested in the proportion of people who will buy a particular
product. Identify the statistic. - CORRECT ANSWERS the proportion of all people who will
buy the product
Which of the following correctly describes the relationship between a sample and a population?
- CORRECT ANSWERS A sample is a group of subjects selected from a population to be
studied.
