Unit 1 Exp Design VLH

Question 1

Quantitative

Answer 1

Expressible as a quantity or relating to or susceptible of measurement(Numbers)

Question 2

Qualitative

Answer 2

Relating to or involving comparisons based on qualities

Question 3

Trials

Answer 3

The act of testing something

Question 4

Observation

Answer 4

The act of noting and recording some event; or the record of such noting

Question 5

Empirical evidence

Answer 5

Information supported by scientific experimentation or statistical analysis, involving testable observations made using the physical senses or using instruments which extend the senses

Question 6

Data

Answer 6

Information, especially in a scientific or computational context, or with the implication that it is organized (uncountable, collectively)

Question 7

Models in science

Answer 7

a physical and/or mathematical and/or conceptual representation of a system of ideas, events or processes

Question 8

Analogy

Answer 8

An inference that if things agree in some respects they probably agree in others

Question 9

Prototype

Answer 9

A standard or typical example

Question 10

Hypothesis

Answer 10

An assumption taken to be true for the purpose of argument or investigation (general)

Question 11

Variable

Answer 11

Something whose value may be dictated or discovered

Question 12

Procedure

Answer 12

A particular method for performing a task

Question 13

Precision

Answer 13

The quality of being reproducible in amount or performance

Question 14

Accuracy

Answer 14

The quality of being reproducible in amount or performance

Question 15

Scientific method

Answer 15

A method of investigation involving observation and theory to test scientific hypotheses

Question 16

Control

Answer 16

A relation of constraint of one entity (thing or person or group) by another

Question 17

Constant

Answer 17

Unchanged through time or space; permanent

Question 18

Predict

Answer 18

To imply (transitive, etc., of theories, laws)

Question 19

Infer

Answer 19

Reason by deduction; establish by deduction

Question 20

Testable question

Answer 20

Ones which can be answered through experimental inquiry and observation of the natural world

Question 21

Non-testable question

Answer 21

Questions that cannot be answered by direct observation or by evidence gathered through experimental inquiries

Question 22

Independent Variable

Answer 22

The variable that is changed or manipulated in a series of experiments (sciences)

Question 23

Dependent Variable

Answer 23

An outcome measured to see the effectiveness of the treatment (sciences)

Question 24

Manipulated Variable

Answer 24

The variable in a scientific experiment that is changed

Question 25

Responding variable

Answer 25

The part of an experiment that a scientist measures and observes closely for a change or a response

Question 26

Sample size

Answer 26

refers to the number of observations or data points collected in a stud

Question 27

Validity

Answer 27

The state of being valid, authentic or genuine

Question 28

Trends in data

Answer 28

the general change in a variable with time

Question 29

Correlation

Answer 29

A reciprocal, parallel or complementary relationship between two or more comparable objects

Question 30

Variability

Answer 30

The quality of being subject to variation

Question 31

Mass

Answer 31

The quantity of matter which a body contains, irrespective of its bulk or volume. It is one of four fundamental properties of matter. SI unit of mass

Question 32

Volume

Answer 32

A three-dimensional measure of space that comprises a length, a width and a height. It is measured in units of cubic centimeters in metric, cubic inches or cubic feet in English measurement

Question 33

Weight

Answer 33

The vertical force exerted by a mass as a result of gravity

Question 34

Percent

Answer 34

A percentage, a proportion (especially per hundred)

Question 35

Rate

Answer 35

To assign or be assigned a particular rank or level (transitive)

Question 36

Ratio

Answer 36

A number representing a comparison between two named things

Question 37

Line Graph

Answer 37

A graph in which a series of connected straight lines connect points, each of which represents the value of a particular variable as a function of another variable

Question 38

Bar Graph

Answer 38

A chart with bars whose lengths are proportional to quantities

Question 39

Pie Graph

Answer 39

type of graph representing data in a circular form, with each slice of the circle

Question 40

Scatterplot

Answer 40

the graphs that present the relationship between two variables in a data-set.

Question 41

Claim

Answer 41

To state a new fact, typically without providing evidence to prove it is true

Question 42

Evidence

Answer 42

Facts or observations presented in support of an assertion

Question 43

Reason

Answer 43

That which causes something

Question 44

Theory

Answer 44

A tentative insight into the natural world; a concept that is not yet verified but that if true would explain certain facts or phenomena

Question 45

Bias

Answer 45

Inclination towards something (countable, uncountable)