Determine whether the underlined number is a statistic or a parameter.

Asampleofprofessorsisselectedanditisfoundthat35%ownacomputer.

Choose the correct statement below.

A. Statistic

because the value is a numerical measurement describing a characteristic of a

sample.

B. Parameter

because the value is a numerical measurement describing a characteristic of a

population.

C. Statistic

because the value is a numerical measurement describing a characteristic of a

population.

D. Parameter

because the value is a numerical measurement describing a characteristic of a

sample.

State whether the data described below are discrete or continuous, and explain why.

Theexactheightsofdifferentelephants

Choose the correct answer below.

A.

The data are

continuous

because

thedatacantakeonany

valueinaninterval.

B.

The data are

discrete

because

thedatacantakeonany

valueinaninterval.

C.

The data are

discrete

because

thedatacanonlytakeon

specificvalues.

D.

The data are

continuous

because

thedatacanonlytakeon

specificvalues.