Question

A recent article postulated that support for a certain​ scientist's theories increases with level of education. The table shown to the right provides percentages of a certain​ country's adults, by educational​ level, who believe that evolution is a scientific theory well supported by evidence. Complete parts a and b.

Education	Percentage
Postgraduate education College graduate Some college education High school or less	65% 52% 32% 20%

A. Do you think that this study is descriptive or​ inferential? Explain your answer.

a. study is descriptive because it is a summary of the opinions of a sample of adults.

b. The study is descriptive because it involves percentages.

c. The study is inferential because a sample was taken.

d. The study is inferential because a sample was used to make an inference about the population.

b.	​If, in​ fact, the study is​ inferential, identify the sample and population.

a. The sample is the adults who were interviewed. The population is the​ country's adult population.

b. The sample is adults who believe that evolution is a scientific theory well supported by evidence. The population is the adults who were interviewed.

c. The study is descriptive.

Answer 1

Answer :

(a). the correct answer is,

option (d)

that is,

d. The study is inferential because a sample was used to make an inference about the population.

in this way, the given investigation is inferential measurements. the measurements gave is inferential insights as it goes for illustrations a solid decision about the hypothesize that help for a specific researcher's speculations with dimension of education

(b).The correct answer is,

Option (a)

That is,

a. The sample is the adults who were interviewed. The population is the​ country's adult population.

in this way, the example comprises of the informed people who were met for the measurements and the populace comprises of the nation's grown-ups about whom the end is being drawn