1 A(n) _____ is any subset or subcollection of the population.

a.sample

b.estimator

c.estimate

d.statistic

e.parameter

2 Consider the data: {12, 11, 15, 20, 12, 11, 11, 12, 15, 13, 13, 10, 15, 11}. What is the frequency of 11 in the given data set?

a.4

b.7

c.8

d.14

e.1

3 Which of the following data sets represents a population?

a.Scores of randomly selected group of students

b.Heights of all students in a college

c.Ages of voters who registered on a particular day

d.Any five day's temperature readings of the last month

e.Weights of ten girls in a class of 30 students

4 In a class of students, which of the following refers to qualitative data?

a.Data on the number of siblings each student has

b.Data on his or her age

c.Data on his or her score on the math test

d.Data on his or her mode of transportation to school

e.Data on his or her grade percentage on finals

5 Which of the following data sets represents a sample?

a.Heights of all students in a college

b.Ages of voters who registered on a particular day

c.Scores of students in the tenth grade

d.Temperature readings for the year 2011

e.Weights of newborns in a hospital