unit 1 Exp Design JAC

Question 1

variable

Answer 1

apt or likely to change or vary

Question 2

procedure

Answer 2

an established or official way of doing something.

Question 3

precision

Answer 3

the quality, condition, or fact of being exact and accurate.

Question 4

accuracy

Answer 4

the quality or state of being correct or precise.

Question 5

control

Answer 5

an experiment or observation designed to minimize the effects of variables other than the independent variable

Question 6

constant

Answer 6

occurring continuously over a period of time.

Question 7

predict

Answer 7

say or estimate that (a specified thing) will happen in the future or will be a consequence of something.

Question 8

infer

Answer 8

deduce or conclude (information) from evidence and reasoning rather than from explicit statements.

Question 9

correlation

Answer 9

a statistical measure that expresses the extent to which two variables are linearly related

Question 10

variability

Answer 10

lack of consistency or fixed pattern; liability to vary or change.

Question 11

mass

Answer 11

a measurement that refers to the amount of matter that makes up an object

Question 12

volume

Answer 12

the amount of space the object takes up

Question 13

weight

Answer 13

the measure of the force of gravity acting on a body

Question 14

percent

Answer 14

a relative value indicating hundredth parts of any quantity

Question 15

Rate

Answer 15

a fixed ratio between two things

Question 16

ratio

Answer 16

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

Question 17

line graph

Answer 17

a graphical display of information that changes continuously over time

Question 18

bar graph

Answer 18

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

Question 19

pie graph

Answer 19

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

Question 20

scatterplot

Answer 20

a type of data visualization that shows the relationship between different variables

Question 21

claim

Answer 21

a generalization based on a reported statistically significant effect

Question 22

evidence

Answer 22

information, facts or data supporting (or contradicting) a claim, assumption or hypothesis

Question 23

Reason

Answer 23

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

Question 24

theory

Answer 24

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

Question 25

data

Answer 25

the study of data to extract meaningful insights for business