1.2 Study Guide Flashcards
What is the difference between qualitative and quantitative data?
qualitative is more description and what you see. Quantitative data is more with numbers.
What unit do you use to measure volume?
liters (L)
How many grams in 1000 kilograms?
1000000 g
How many milligrams in one gram?
1000 mg
How many kilometers in 178 meters?
0.178 m
What is the difference between mass and volume?
Volume is the space a given object occupies while mass is the amount of matter.
What ruler gives the most accurate and precise results? In this data?
Ruler with 10 cm: 3,3,3
Ruler with 1cm: 3.2, 3.4,3.5
Ruler with 0.1 cm: 3.35, 3.36, 3.37
The ruler with 10cm gives the most precise results, while the rules with the 0.1cm has the most accurate results.
The observation that a person is tall is?
Quantitative
What is standard deviation?
Measure of variation from the mean.
What axis does the dependent variable go on?
Vertical
How do you know if a graph shows a direct relationship?
As one variable goes up so does the other.
Calculate the mean of these numbers. 52,68,72,86,90,98
78
