stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
AP Scientific Method, Graphs, Stats Flashcards | StudBud
Explore
/
AP Scientific Method, Graphs, Stats
AP Scientific Method, Graphs, Stats
19 terms
·
StudBud Administration
·
141 plays
A #science #biology review
Flashcards
19 cards
F
Practice quiz
P
Host live
L
Questions
19
Answers
1
A hypothesis is an educated guess that must be
testable
proven true
made a law
made a theory
2
Non Overlapping error bars indicate _________
No statistical significance between data
Precision of Data
statistical significance between data
Non precision of data
3
Flowers growing DIRECTIONALY toward the light would be a type of
photoKinesis
autotrophic
photoautotrophic
photoTAXIS
4
Chi square Test. Expect equal number of balls. Degrees of freedom?
7.82
120
6
5
5
Qualitative observations are
words or pictures
numbers or pictures
sometimes words and numbers
words and numbers
6
In an experiment, the factor that we measure is called the
independent variable
dependent variable
controlled variable
experimental variable
7
normal distribution, ____________% of the data lies within ONE standard deviation of the mean
58
95
99.7
68
8
What axis do you put the dependent variable on?
y
x and y
x
z
9
Which graph has more precision of data?
Left
Right
Neither
Both
10
The child's temperature was 101 degrees. Quantitative or Qualitative?
Quantitative
Qualitative
11
This is the formula for
Chi Square
Mean
Standard Deviation
Standard Error
12
The control is ____
the test group
What you are measuring
the data
what remains the same between the two groups
13
In an experiment, the one variable that is changed is called the
experimental variable
controlled variable
independent variable
dependent variable
14
To be a valid experiment you should have...
a control group
one changed variable
all of the above
an experimental group
15
What type of graph should I use if independant variable is qualitative (or groups)
scatter
bar
line
bar or line
16
RANDOM movement that is FASTER when moving TOWARDS the desired environment
Trophic
Kinesis
Emergent
Taxis
17
A hypothesis must be...
experimental
proven correct
testable
observed
18
Which of the following is NOT a rule when writing a hypothesis?
It is testable
It is an if/then statement
It should restate the question
It is a prediction
19
The clock chimed twice. Observation or Inference?
Observation
hypothwaia
Inference
