Question

Analogy: A statistic is to a research sample as is what a _______is to a population.

Group of answer choices

summary

parameter

data set

measurement

Flag this Question

Question 4 1 pts

Which of the following could be a variable to be measured among social work students?

Group of answer choices

income

number of years of school completed

satisfaction with BSW program

all of the above

Flag this Question

Question 5 1 pts

A measurement of a variable is said to be reliable when

Group of answer choices

it shows up on time to class

measures what it is believed to measure

it produces consistent results

none of the above

Flag this Question

Question 61 pts

For the next two questions consider the following research hypothesis: “Younger students will learn to use statistical software more quickly than older students.” What is the dependent variable?

Group of answer choices

age of students

number of computers previously purchased

time required to learn to use statistical software

presence or absence of math phobia

Flag this Question

Question 71 pts

What is the independent variable?

Group of answer choices

age of students

number of computers previously purchased

time required to learn statistical software

presence or absence of math phobia

Flag this Question

Question 8 1 pts

In order for a measurement to be valid it must also be reliable.

Group of answer choices

True

False

Flag this Question

Question 9 1 pts

What type of variable can theoretically assume any numerical value?

Group of answer choices

continuous

discrete

dichotomous

binary

Flag this Question

Question 10 1 pts

What do you call a continuous line that represents the frequency of scores within a class interval?

Group of answer choices

frequency polygon

line graph

histogram

tally marks

Flag this Question

Question 11 1 pts

If you wanted to examine the proportion of students in this class who is male compared to the proportion who is female, which of the following would be best suited to use?

Group of answer choices

ogive

line graph

pie chart

frequency polygon

Flag this Question

Answer 1

(1) A statistic is to a research sample as is what ... is to a population

PARAMETER

(2) a variable to be measured among social work students

     satisfaction with BSW program

(3) a measurement of a variable is said to be reliable when

    it measures what it is believed to measure

(4) "Younger students will learn to use statistical software more quickly than older students" What is the dependent variable?

    time required to learn to use statistical software

(5) What is independent variable?

     age of students

(6) in order for a measurement to be valid it must also be reliable

     True

(7) What type of variable can be theoretically assume any numerical value?

       Continuous

(8) What do you call a continuous line that represents the frequency of score within a class interval?

     frequency polygon

(9) the proportion of students in the class who is male compared to the proportion who is female, which of the following would be best suited to use?

   pie chart