Intro to Stats Vocab

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

Tags

CCSS.HSS.IC.A.1

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