What are the three measures of central tendency?
Mean, Median, Mode
What is another name for a box plot?
Box and whisker plot
What are the types of variables?
Independent and Dependent
Which axis does the dependent variable go on?
Vertical or y
What is Mr. H's favourite animal?
Otter
What is the mode of this data set?
2, 3, 5, 22, 4, 3, 1, 6, 8, 9, 4, 17, 7, 0, -3, 8, 1, 5, -6, 32, 6, 7, 8, 0
8
Find Q1 for the following data:
2, 4, 7, 9, 24, 43, 56, 66, 70, 90
7
What is the independent variable in the following experiment:
Measuring the height of plants growing in different soils
Type of Soil
What is a line of best fit?
A line which approximates the trend of the data on a scatter plot.
How many desk legs are in the room?
136
Find the mean of this data:
5, 6, 88, 3, 65, -9, 3, 20, 4
Round to 2 decimal places.
20.56
What is the IQR for this box plot:
6
Define an independent variable
A variable that we can change, that will impact the dependent variable
How much in sales would the company have if the temperature was 21 degrees.
About $475
What is a group of giraffes called?
Tower
Why might we use median instead of other measures of central tendency?
Median discounts outliers
Why is the box part of a box plot useful?
It shows where the middle 50% of the data is, which is likely to be similar to future results
Define a dependent variable
A variable that changes based on the independent variable
Why can a regular scatterplot only have two variables?
There are only 2 axes
What is Mr. H's middle name?
William