Unit 1 Exp Design VLH Flashcards

1
Q

Quantitative

A

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

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2
Q

Qualitative

A

Relating to or involving comparisons based on qualities

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3
Q

Trials

A

The act of testing something

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4
Q

Observation

A

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

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5
Q

Empirical evidence

A

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

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6
Q

Data

A

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

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7
Q

Models in science

A

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

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8
Q

Analogy

A

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

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9
Q

Prototype

A

A standard or typical example

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10
Q

Hypothesis

A

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

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11
Q

Variable

A

Something whose value may be dictated or discovered

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12
Q

Procedure

A

A particular method for performing a task

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13
Q

Precision

A

The quality of being reproducible in amount or performance

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14
Q

Accuracy

A

The quality of being reproducible in amount or performance

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15
Q

Scientific method

A

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

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16
Q

Control

A

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

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17
Q

Constant

A

Unchanged through time or space; permanent

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18
Q

Predict

A

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

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19
Q

Infer

A

Reason by deduction; establish by deduction

20
Q

Testable question

A

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

21
Q

Non-testable question

A

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

22
Q

Independent Variable

A

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

23
Q

Dependent Variable

A

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

24
Q

Manipulated Variable

A

The variable in a scientific experiment that is changed

25
Q

Responding variable

A

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

26
Q

Sample size

A

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

27
Q

Validity

A

The state of being valid, authentic or genuine

28
Q

Trends in data

A

the general change in a variable with time

29
Q

Correlation

A

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

30
Q

Variability

A

The quality of being subject to variation

31
Q

Mass

A

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

32
Q

Volume

A

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

33
Q

Weight

A

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

34
Q

Percent

A

A percentage, a proportion (especially per hundred)

35
Q

Rate

A

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

36
Q

Ratio

A

A number representing a comparison between two named things

37
Q

Line Graph

A

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

38
Q

Bar Graph

A

A chart with bars whose lengths are proportional to quantities

39
Q

Pie Graph

A

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

40
Q

Scatterplot

A

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

41
Q

Claim

A

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

42
Q

Evidence

A

Facts or observations presented in support of an assertion

43
Q

Reason

A

That which causes something

44
Q

Theory

A

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

45
Q

Bias

A

Inclination towards something (countable, uncountable)