Statistical vs non-Statistical
A _____________________ question is one for which you do not expect to get a single answer.
Statistical
What is the mode of the data set below?
9, 9, 8, 2, 4, 7, 10
9
Which graph is better for displaying singular data points?
dot plot
Find the mean:
83, 97, 100, 84, 76
88
-30 + 19
-11
How many hours per week do you spend watching TV?
Statistical
What is the median of the data set below?
4, 11, 9, 6, 5
6
Which graph is better at showing a range of data values?
histograms
Find the outlier:
83, 97, 100, 12, 84, 76,
12
-44 - 22
-66
How tall is the tallest basketball player in the NBA?
Non-Statisical
What is the range for the set of numbers:
112, 64, 67, 79, 103
48
Which axis does the dot plot remind you of?
x axis
2, 45, 67, 3, 45, 23, 11, 56, 67, 34, 67, 22, 40
13
-120 / 20
-6
How many students in our school earned all A’s on their report card?
Non-Statistical
What is the mean of the data set below?
5, 6, 4
Which graph shows equal intervals?
Histogram
Find the median:
96, 120, 102, 95, 124, 101, 125
102
-40 x - 50
2000
Who is the reigning King of England?
Non statistical
What is the median of the data set below?
5, 4, 2, 1
3
Which graph shows labels for the title and x axis?
Both dot plots and histograms
Describe the steps for finding the average of a set of data.
First, add up all the numbers.
Then divide them by the total number of data points.
-23 x 9
-207