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19 questions
Marine biologists are concerned that pollution from a nearby factory has affected the health of local trout. Which of the following is most likely to be the population of interest?
20 trout gathered in one part of a river
4 trout with abnormal coloration
all trout near the plant
all trout in the world
Which of the following variables is most likely to be classified as nominal?
length of a garden hose
recorded rainfall for a day
flower color
weight of books on a shelf
Which of the following variables is most likely to be used as quantitative?
ZIP code
Google Drive capacity
country of birth
car manufacturer
A 2014 Gallup poll asked, "In politics, as of today, do you consider yourself a Republican, a Democrat, or an Independent?" The possible responses were "Democrat," "Republican," "Independent," "Other," and "No Response." What kind of variable is the response?
nominal
ordinal
discrete
continuous
Identify the kind of variable in this situation:
length of time a football play lasts
nominal
ordinal
discrete
continuous
Identify the kind of variable in this situation:
price of gasoline per gallon throughout American history
nominal
ordinal
discrete
continuous
Identify the kind of variable in this situation:
number of paper clips in mason jar on Mr. Rhoades' desk
nominal
ordinal
discrete
continuous
Identify the kind of variable in this situation:
pain scale in a doctor's office
nominal
ordinal
discrete
continuous
Identify the kind of variable in this situation:
blood type
nominal
ordinal
discrete
continuous
Identify the kind of variable in this situation:
number of chairs in room 213
nominal
ordinal
discrete
continuous
scientific method
statistical method
rhoades method
euler method
collect, describe, and present data
descriptive statistics
inferential statistics
discrete statistics
qualitative statistics
interpretation of data values and decision-making and drawing conclusions about a population
descriptive statistics
inferential statistics
discrete statistics
qualitative statistics
countable population
finite
infinite
uncountable population
finite
infinite
Since populations are often too large, we take a
sample
statistic
data (singular)
experiment
age of just one SHS teacher
sample
statistic
data (singular)
experiment
average age of upstairs SHS teachers
sample
statistic
data (singular)
experiment
five students must drive the following distances to school:
0.5 mi
0.5 mi
20 mi
2.5 mi
1.5 mi
data (plural)
parameter
population
sample
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