1.2 Into to Biology Flashcards
What is the scientific notation for micro?
10^-6
What does volume measure?
Space
Which ruler is more precise, __ cm, __.__ cm, or __.__ __ cm?
__.__ __cm ruler
What is the definition of accuracy?
The quality or state of something being precise
What is the definition of precision?
Marked by exactness.
How do you find the median?
You add all the numbers and divide that by how many numbers there were.
How do you find the range?
You subtract the highest number in a data set from the lowest number.
How many milligrams is there in one gram?
0.001 mg
How many liters are in 1.7 mL?
1700
What is the definition of standard deviation?
Measure of variation from the mean
When is there smaller SD?
Values tend to be close to the mean
When is there larger SD?
Values are spread out over a closer range. Helps to identify outliers.
How do you find the standard deviation?
You find the mean of your numbers in the data set, then you see how far away those numbers are to the mean. Next, you square those numbers and add them together, then you divide them again by how many numbers there were. You finally square that number.
What axis does the dependent variable go on?
Y-axis
What is interpolation?
When the viewer makes predictions within the recorded data.
