AP Bio Unit 0

Question 1

Clear, testable statement written in present, tense with practical reasoning

Answer 1

Proper hypothesis

Question 2

There is no significant difference between observed and expected. Any difference is due to chance

Answer 2

Null hypothesis

Question 3

There is statistical difference between what is observed and expected. Difference is not due to chance

Answer 3

Alternate hypothesis

Question 4

Sigma =

Answer 4

Summation

Question 5

How spread out your data is from mean

Answer 5

Standard deviation

Question 6

How accurately the sample mean represents the population mean

Answer 6

Standard error of the mean

Question 7

Smaller group out of whole population

Answer 7

Sample size

Question 8

Average

Answer 8

Mean

Question 9

Midpoint

Answer 9

Median

Question 10

Difference between extremes

Answer 10

Range

Question 11

Number that occurs most often

Answer 11

Mode

Question 12

Number of values and final calculation of statistic that are free to very

Answer 12

Degree of freedom

Question 13

Value you calculate using the formula

Answer 13

Chi Square value

Question 14

Always ___ shows how likely it is that results could’ve been due to chance

Answer 14

P Value

Question 15

If Square value is less than critical value then

Answer 15

Fail to reject null hypothesis

Question 15

From the chart where degrees of freedom and p-value meet

Answer 15

Critical value

Question 16

If Square value is greater than critical value then

Answer 16

Reject null hypothesis

Question 17

Graphical representation that displayed the relationship between two continuous variables by blooding individual data point dots

Answer 17

Scatter plot

Question 18

Variable that describes characteristics of an organism or can take values representing categories or groups

Answer 18

Categorical variable

Question 18

Graphs used to visually compare to samples of categorical data

Answer 18

Bar graph

Question 18

Variable that is being influenced by another and what’s measured

Answer 18

Dependent variable

Question 19

Variable that are counted or categorized data that helps describe show or summarized data or can take on specific numbers

Answer 19

Discrete variable

Question 20

Claim evidence reasoning, used model scientific explanation

Answer 20

CER

Question 21

Visual representations on a graph that indicate the variability or uncertainty with data points

Answer 21

Error bars

Question 21

Whether any differences observed being studied are real, or if they’re likely just due to chance

Answer 21

Statistical significance

Question 22

A group in an experiment that doesn’t receive any type of change and should not show any change during experiment

Answer 22

Negative control

Question 22

The group being tested were exposed to the independent variable

Answer 22

Experimental group

Question 23

What type of mathematics dealing with collection analysis interpretation presentation or Organization of data

Answer 23

Statistics

Question 24

An observation on something that has been confirmed by being tested

Answer 24

Theory

Question 24

The group of subjects in an experiment who don’t receive any treatment

Answer 24

Control group

Question 25

Scientific test done under controlled conditions, meaning that one or a few factors are changed at a time while others are kept constant

Answer 25

Controlled experiment

Answer 26

Independent variable

Answer 27

Law

Question 27

Sample or group of experiment that is treated with unknown stimulus, guaranteed to produce a positive result

Answer 27

Positive control

Question 28

Factor that is kept constant throughout an experiment, ensuring that any observed changes in the dependent variable are due to manipulation of the independent variable

Answer 28

Controlled variable/constant

Answer 28

Trial

Question 29

A factor trait or condition that exists during different amounts or types within an experiment

Answer 29

Variable

Question 30

One that is measured not counted

Answer 30

Continuous variable

Question 30

To track certain changes measured on the Y axis over a period of time on the X axis

Answer 30

Line graph

Question 31

A straight line on a scatter plot that represents the trend between variables

Answer 31

Line of best fit

Question 32

structure format used to organize and record experimental data

Answer 32

Data table

Question 33

How something changes over time

Answer 33

Rate