(I the Range for Laminate flOoring Is 0 or None

question 187

Multiple Choice

(i. The range for laminate flooring is 0 or none.
(ii. The variance for laminate flooring is 0.
(iii) The range for nylon carpet is $0.15 or 15 cents.

• A) (i), (ii) and (iii) are all correct statements
• B) (i) and (ii) are correct statements but not (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements, but not (i).
• E) (i), (ii) and (iii) are all false statements.

---

Definitions:

Standard Group

A standard group, often comparable to a control group, refers to a group of subjects in an experimental setting who are exposed to the usual or benchmark conditions, enabling comparison to experimental outcomes.

Confederate Group

A group of individuals who are part of an experiment and are instructed to behave in a certain way by the researcher to manipulate the environment.

Placebo

A substance with no therapeutic effect, often used as a control in testing new drugs.

Fake Treatment

A placebo or sham treatment given to participants in research, which has no therapeutic effect.