A Statistics Class Has 60% Females and 40% Males

question 39

Multiple Choice

A statistics class has 60% females and 40% males.A researcher selects a sample having 80% males and 20% females.Why should the researcher be cautious of making inferences about the entire class based on the sample?

• A)Because the sample appears to be representative of the population.
• B)Because the sample appears to be unrepresentative of the population.
• C)Because the opinions of the females in the sample will not be the same as those of the females in the population.
• D)Because the sample was too small.

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Definitions:

Goblet Cells

Epithelial cells found in the respiratory and intestinal tracts that secrete mucus to lubricate and protect the linings.

Small Intestine

The part of the gastrointestinal tract between the stomach and the large intestine, where most of the digestion and absorption of food takes place.

Root

The part of a plant that typically grows underground, secures the plant in the soil, and absorbs minerals and water.

Tooth

A hard, calcified structure found in the jaws of many vertebrates, used for chewing food.