PGDE Regular Entrance 2080 Part 5

41. What is the standard deviation of the numbers 2, 4, 6, 8, and 10?

a. 2

b. 3

c. 4

d. 5

42. What is the mean of the numbers 2, 4, 6, 8, and 10?

a. 4

b. 6

c. 8

d. 10

43. What is the median of the numbers 5, 8, 12, 15, and 20?

a. 8

b. 12

c. 15

d. 20

44. Which measure of central tendency represents the value that occurs in the middle of a sorted data set?

a. mean

b. median

c. mode

d. range

45. What is the first step in the research process?

a. Collecting data

b. Analyzing data

c. Formulating a research question

d. Publishing results

46. If a teacher carries out a research in the classroom aiming a improving the student's performance, this research is

a. Basic research

b. Action research

c. Applied research

d. Ethnographic research

47. What is a hypothesis in research?

a. A random of a phenomenon guess

b. A proposed explanation for a phenomenon

c. A random statistical test of phenomenon

d. A type of statistical interpretation of a phenomenon

48. What is a research design?

a. A tool focusing on research report

b. The plan or structure of a research study

c. A tool used to measure participants' unique voices

d. A type of data collection method

49. What is sampling in research?

a. Doing laboratory analysis

b. Selecting a subset of individuals or items from a larger population

c. Painting pictures for research presentations

d. Designing questionnaires