問題一覧
1
is gathered by measuring and counting.
quantitative data
2
is collected by interviewing and observing.
qualitative data
3
refers to any information that can be quantified. If it can be counted or measured, and given a numerical value, it’s ___________.
quantitative data
4
cannot be measured or counted. It’s descriptive, expressed in terms of language rather than numerical values.
qualitative data
5
the systematic investigation into and study of materials and sources in order to establish facts and reach new conclusions.
research
6
takes on fixed numerical values and cannot be broken down further.
discrete quantitative data
7
can be placed on a continuum and infinitely broken down into smaller units. It can take any value;
continuous quantitative data
8
is used to label or categorize certain variables without giving them any type of quantitative value.
nominal qualitative data
9
is when the categories used to classify your qualitative data fall into a natural order or hierarchy.
ordinal qualitative data
10
using your senses to gather information about an object or event.
observing
11
using standard measures or estimations to describe specific dimensions of an object or event.
measuring
12
formulating assumptions or possible explanations based upon observations.
inferring
13
grouping or ordering objects or events into categories based upon characteristics or defined criteria.
classifying
14
guessing the most likely outcome of a future event based upon a pattern of evidence.
predicting
15
using words, symbols, or graphics to describe an object, action or event.
communicating
16
ocular
magnifies the image formed by the objective
17
nosepiece
locks the objective lens into position over the stage
18
objectives
lenses that receive the light from the field of view and form the first image
19
stage
supports the slidw and the specimen
20
stage clip or stage clips
holds the slide in place
21
base
foundation which supports the whole microscope and keeps it stable
22
diaphragm
controls the amount of light reaching the specimen
23
illuminator
source of light
24
coarse adjustment knob
used for initial and low power adjustment
25
fine adjustment knob
used for fine tuning and high power focusing
26
arm
supports the ocular, objectives and body tubes
27
body tube
tubes or barrels between the ocular and the objectives
28
sources primarily came from personal experiences or the things a researcher has observed in his or her everyday living. It comes from inclinations, views, or values.
personal sources
29
these sources come from newspaper, magazines, radio, television, and internet sources.
non-scholarly sources
30
These are highly reputable sources that underwent rigorous review process.
scholarly sources
31
These are basic data collecting questions. They are useful in building knowledge.
verification questions
32
require an explanation and prior knowledge.
significant or theory questions
33
require explanations, prior knowledge, and are testable. these require a more in-depth answer that requires testing.
experimental questions
34
a good scientific question
can be answered and testable, can be tested by some measurement or experiment that you can do, builds on what you already know, when answered, leads to other good questions
35
also known is INPUT variable
independent variable
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the thing you change or manipulate in an experiment, the thing you are testing
independent variable
37
it is the thing that you measure or observe, it is the results of the experiment.
dependent variable
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any variable that you keep the same in order to allow for a fair test
control variables
39
____________ is a common practice in data analysis.
organizing data into tables and graphs
40
are used to present data in a structured and organized manner
tables
41
are used to visualize data and identify patterns.
graphs
42
are useful when you need to present a large amount of data in a compact and easy-to-read format.
tables
43
They can be used to display numerical data, text, or a combination of both.
tables
44
There are many different types of graphs:
bar graphs, line graphs and pie charts