Biology Statistics

Used to infer what is happening in the general population

• mean

• chi square

• statistics

• standard deviation

Tags

NGSS.HS-LS4-3

The average of the data set

• mean

• mode

• median

• range

The middle number in a range of data points. Useful in data sets that have measurements with extrem values or abnormal distribution

• mean

• mode

• median

• range

The value that appears most often in a data set

• mean

• mode

• median

• range

A group of Labrador retrievers is training for the police academy. One test is the "sniff" test, where police officers time how long it takes the dogs to find a scent. They collected the data on a group of nine dogs. The data is in the table below. The median for the data is

Students in a biology class planted five tomato seeds in separate containers. They exposed the seeds to an artificial light source for twenty days. At the end of the twenty days, the students measured the height of the tomato plant that grew from those seeds. The data is shown below. What is the mean of the data?

Tags

NGSS.MS-LS1-5

A measure of how spread out the data is from the mean

• variability

• range

• standard deviation

• mean

Tags

NGSS.HS-LS3-3

Low standard deviations is _____ to the mean and _____ variable is likely causing the changes.

• farther, independent

• closer, independent

• farther, other

• closer, other

Which of the graphs is low and which is high standard deviation?

• the top is low and the bottom is high

• the top is high and the bottom is low

• cannot tell from the picture

Standard error can be graphed as

• error bars

• standard deviation bars

• bar graph

• line graph