1.3 Study Guide

Question 1

Length

Answer 1

Meter

Question 2

Mass

Answer 2

Gram

Question 3

Volume

Answer 3

Liter

Question 4

Time

Answer 4

Seconds

Question 5

Temperature

Answer 5

Degrees Celsius

Question 6

What do length, mass, and volume measure?

Answer 6

Distance between points, amount of matter, amount of space

Question 7

Mean, median, mode, range defs

Answer 7

Mean/average: All numbers added and then divided by # of data points
Median: Middle of a set
Mode: Most common number
Range: Highest point minus lowest point

Question 8

What are the metric prefixes and what do they mean?

Answer 8

Kilo - 1000
Base - 1
Centi - 1/100
Milli - 1/1000
Micro - 1/1,000,000
Nano - 1/1,000,000,000
Pico - 1/1,000,000,000,000

Question 9

How to find variance

Answer 9

Find every piece of data’s difference from the mean, square them individually, then add and average the result.

Question 10

Standard deviation

Answer 10

Measure of variation from the mean

Question 11

What does a smaller deviation mean?

Answer 11

Values are closer to mean

Question 12

What is it called when you infer things based on data in a graph?

Answer 12

Interpolation

Question 13

What is it called when you infer things not using given information?

Answer 13

Extrapolation

Question 14

X axis is used for…?

Answer 14

Independent/manipulated variable

Question 15

Y axis is used for…?

Answer 15

Dependent variable/results

Question 16

Difference between direct, indirect, constant, non-linear, and peak relationships

Answer 16

Direct: X axis is proportional to Y axis
Indirect: X axis is inverse to the Y axis
Constant: X axis is proportional and identical to Y axis
Non-linear: Graph points seemingly have no correlation
Peak: Line on a graph rises and then falls