MATH 110 Statistics Module 6 test exam (100%
Correct Answers) Portage Learning
descriptive statistics - ✔✔ANSW✔✔.. a complied summary of the data analysis (tabular, graphical, or
numerical forms) (uses numerical and graphical methods to explore data, look at patterns, summarize
info, present info)
inferential statistics - ✔✔ANSW✔✔.. the use of a sample to make decisions about a population
population - ✔✔ANSW✔✔.. the entire number of items in a large group
sample - ✔✔ANSW✔✔.. a smaller representative group from the population
qualitative data - ✔✔ANSW✔✔.. observations classified into a group of categories, not on a numerical
scale (can be numerical or categorical). Examples are age, gender)
quantitative data - ✔✔ANSW✔✔.. measurements recorded on a naturally occurring numerical scale (#
of children, grade pt average, bank account amount, temperature)
, t/f: math operations only make sense on quantitative data - ✔✔ANSW✔✔.. true
what are the two types of data collection - ✔✔ANSW✔✔.. cross-sectional and time series
what type of data collection is where data is collected at the same or approximately the same point in
time, such as a lap time in race or average GPA of one semester of students? - ✔✔ANSW✔✔.. Cross-
sectional data
what type of data is collected over several time periods, such as the average price/gallon of gas over a
decade? - ✔✔ANSW✔✔.. time series data
t/f: the most commonly used numerical statistic is called the average/mean - ✔✔ANSW✔✔.. true
statistical inference - ✔✔ANSW✔✔.. uses sample data to make estimates, decisions, predictions or
other generalizations about a larger set of data or population
where do you find data (2 options) - ✔✔ANSW✔✔.. existing info or direct collection
statistics - ✔✔ANSW✔✔.. science of data: collecting, classifying, summarizing, organizing, analyzing,
and interpreting info
data - ✔✔ANSW✔✔.. things about which info can be collected and analyzed
data set - ✔✔ANSW✔✔.. an arranged collection of info that contains the various categories of data
collected for a specific study
element - ✔✔ANSW✔✔.. the individual and unique entry in a data set about which data has been
collected, analyzed, and presented in the same manner
variable - ✔✔ANSW✔✔.. a particular, measurable attribute that the researcher believes is needed to
describe the element in their study
Correct Answers) Portage Learning
descriptive statistics - ✔✔ANSW✔✔.. a complied summary of the data analysis (tabular, graphical, or
numerical forms) (uses numerical and graphical methods to explore data, look at patterns, summarize
info, present info)
inferential statistics - ✔✔ANSW✔✔.. the use of a sample to make decisions about a population
population - ✔✔ANSW✔✔.. the entire number of items in a large group
sample - ✔✔ANSW✔✔.. a smaller representative group from the population
qualitative data - ✔✔ANSW✔✔.. observations classified into a group of categories, not on a numerical
scale (can be numerical or categorical). Examples are age, gender)
quantitative data - ✔✔ANSW✔✔.. measurements recorded on a naturally occurring numerical scale (#
of children, grade pt average, bank account amount, temperature)
, t/f: math operations only make sense on quantitative data - ✔✔ANSW✔✔.. true
what are the two types of data collection - ✔✔ANSW✔✔.. cross-sectional and time series
what type of data collection is where data is collected at the same or approximately the same point in
time, such as a lap time in race or average GPA of one semester of students? - ✔✔ANSW✔✔.. Cross-
sectional data
what type of data is collected over several time periods, such as the average price/gallon of gas over a
decade? - ✔✔ANSW✔✔.. time series data
t/f: the most commonly used numerical statistic is called the average/mean - ✔✔ANSW✔✔.. true
statistical inference - ✔✔ANSW✔✔.. uses sample data to make estimates, decisions, predictions or
other generalizations about a larger set of data or population
where do you find data (2 options) - ✔✔ANSW✔✔.. existing info or direct collection
statistics - ✔✔ANSW✔✔.. science of data: collecting, classifying, summarizing, organizing, analyzing,
and interpreting info
data - ✔✔ANSW✔✔.. things about which info can be collected and analyzed
data set - ✔✔ANSW✔✔.. an arranged collection of info that contains the various categories of data
collected for a specific study
element - ✔✔ANSW✔✔.. the individual and unique entry in a data set about which data has been
collected, analyzed, and presented in the same manner
variable - ✔✔ANSW✔✔.. a particular, measurable attribute that the researcher believes is needed to
describe the element in their study
