2-1
(True or false) This is a statistical question "Which state park is in Kentucky?"
False
In a Histogram if one bar is the tallest what does that mean?
That Data is the most common.
The ________ is the middle value of a data set when the values are arranged from least to greatest.
Median
What is the best way to organize the data?
We can order the values from least to greatest.
What is interquartile range mean?
The difference between Q3 and Q1.
_________is similar to a line plot, except it uses dots to represent the data along a number line.
Dot plot
When would you use a Histogram over a Dot pot?
When you have a large amount of data.
One _____________ is the median.
Measure of center
A __________, or a box and whisker plot, is a data display that shows the distribution of the data using five markers.
Box plot
The difference between the greatest and least values, or the __________, to determine the variability of the data set.
Range
This is an example of what type of question "Which national park would you like to visit?"?
Statistical
A _______________ is a graph that shows the number of values in each interval, that is, the frequency distribution.
Histogram
How can you find the value halfway between the two middle numbers?
We can add the two numbers and then divide the sum by 2.
We can use markers such as the least value or ____________, the greatest value or ____________, and the median to describe the data set.
Lower Extreme; Upper Extreme
What are some ways you can describe a data distribution?
We can use the markers:
median, LE, UE, Q1, Q3
A dot plot also shows the ___________, or the shape of the data.
Distribution
A ___________ shows the number of times a value occurs.
Frequency Table
What does it mean for a value to be in the middle?
There are an equal number of values less than and greater than that value.
Now the data is divided into four equal parts by values called ___________.
Quartiles
What is the range?
1, 1, 3, 3, 4, 4, 5, 5, 5, 6, 11, 12, 13, 14, 14, 15, 15, 16, 16, 18, 20, 22, 22, 23, 32
31
If the dot plot has a bell shape it is _______
Symmetrical
How can you group the data to make the data easier to understand and interpret?
We can group the data into ranges, or intervals.
Find the median
1, 1, 3, 3, 4, 4, 5, 5, 5, 6, 11, 12, 13, 14, 14, 15, 15, 16, 16, 18, 20, 22, 22, 23, 32
13
Make a box plot
1, 1, 3, 3, 4, 4, 5, 5, 5, 6, 11, 12, 13, 14, 14, 15, 15, 16, 16, 18, 20, 22, 22, 23, 32
Lets see if you can!
What is the Interquartile range?
1, 1, 3, 3, 4, 4, 5, 5, 5, 6, 11, 12, 13, 14, 14, 15, 15, 16, 16, 18, 20, 22, 22, 23, 32