Unit 1 List 1 Experimental Design AJS

Question 1

Testable Question

Answer 1

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

Question 2

Non-Testable Question

Answer 2

If one cannot decide whether or not the output is correct or must expend some extraordinary amount of time to do so

Question 3

Quantitative

Answer 3

Relating to, measuring, or measured by the quantity of something rather than its quality.

Question 4

Qualitative

Answer 4

Describes qualities or characteristics

Question 5

Trials

Answer 5

A tryout or experiment to test quality, value, or usefulness

Question 6

Observation

Answer 6

An act or instance of noticing or perceiving and the acquisition of information from a primary source

Question 7

Empirical

Answer 7

Based on observation or experience

Question 8

Data

Answer 8

The study of data to extract meaningful insights for business.

Question 9

Model is science

Answer 9

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

Question 10

Analogy

Answer 10

A comparison between two things that shows how they are in some sense structurally similar

Question 11

Prototype

Answer 11

An original model constructed to include all the technical characteristics and performances of the new product.

Question 12

Hypothesis

Answer 12

An assumption, an idea that is proposed for the sake of argument so that it can be tested to see if it might be true

Question 13

Procedure

Answer 13

A detailed, step-by-step list of everything you will do in your experiment, including the materials and methods you will use

Question 14

Precision

Answer 14

How close measurements of the same item are to each other

Question 15

Accuracy

Answer 15

How close a measurement is to the true or accepted value.

Question 16

Scientific Method

Answer 16

A method of procedure that has characterized natural science since the 17th century, consisting in systematic observation, measurement, and experiment, and the formulation, testing, and modification of hypotheses.

Question 17

Control

Answer 17

An element that remains unchanged or unaffected by other variables

Question 18

Constant

Answer 18

The factors that do not change during the experiment

Question 19

Predict

Answer 19

A possible outcome of a scientific test based on logically reasoning about a particular scientific idea

Question 20

Infer

Answer 20

The process of drawing conclusions based on evidence and reasoning

Question 21

Independent Variable

Answer 21

A variable that stands alone and isn’t changed by the other variables you are trying to measure

Question 22

Dependent Variable

Answer 22

What you measure in the experiment and what is affected during the experiment.

Question 23

Manipulated Variable

Answer 23

A factor that is purposefully and specifically changed by the experimenter.

Question 24

Responding Variable

Answer 24

The factor that is measured by the scientist as a result of the effects of the manipulated variable

Question 25

Sample Size

Answer 25

The number of participants or observations included in a study

Question 26

Validity

Answer 26

How accurately a method measures what it is intended to measure

Question 27

Trends In Data

Answer 27

Describes the general direction of change of some variable

Question 28

Correlation

Answer 28

The relationship between variables

Question 29

Variability

Answer 29

The extent to which data points in a statistical distribution or data set diverge—vary—from the average value, as well as the extent to which these data points differ from each other

Question 30

Mass

Answer 30

Quantitative measure of inertia, a fundamental property of all matter.

Question 31

Volume

Answer 31

The quantity of three-dimensional space occupied by a liquid, solid, or gas

Question 32

Weight

Answer 32

Weight is the product of mass multiplied by acceleration acting on that mass

Question 33

Percent

Answer 33

A relative value indicating hundredth parts of any quantity

Question 34

Rate

Answer 34

A specific kind of ratio, in which two measurements are related to each other

Question 35

Ratio

Answer 35

A comparison in terms of a quotient of two numbers a and b, usually written as ab or a/b

Question 36

Line Graph

Answer 36

A graph that uses lines to connect individual data points

Question 37

Bar Graph

Answer 37

A type of graph in which each column (plotted either vertically or horizontally) represents a categorical variable.

Question 38

Pie Graph

Answer 38

A way of summarizing a set of nominal data or displaying the different values of a given variable

Question 39

Scatter Plots

Answer 39

Identifies a possible relationship between changes observed in two different sets of variables

Question 40

Claim

Answer 40

A generalization based on a reported statistically significant effect.

Question 41

Evidence

Answer 41

Evidence that serves to either support or counter a scientific theory or hypothesis

Question 42

Reason

Answer 42

A problem-solving process that involves critical thinking in relation to content, procedural, and epistemic knowledge

Question 43

Theory

Answer 43

A well-substantiated explanation of an aspect of the natural world that can incorporate laws, hypotheses and facts.

Question 44

Bias

Answer 44

A flaw in the study design or the method of collecting or interpreting information

Question 45

Variable

Answer 45

Anything that can change or be changed within an experiment