Mean Median Mode O My!!!
Find the mode of this data... 0 , 1 , 2 , 3, 4, 5, 6, 7, 8, 9, 10
no mode
How do we label the horizontal axis of a histogram?
What measure of central tendency is the best representation when reporting income?
median
The place value in the stem of a stem and leaf plot with only 2-digit numbers.
What are the tens?
In a data set, what number appears most often?
What is the mode?
Find the median of the data... 14, 12, 10, 15, 18, 23, 19, 16
15.5
How do we label the vertical axis of a histogram?
frequency
List the data that is represented in the stem and leaf plot below.
Stem Leaf
4 7
5 7
6 0 3 4
7 1
8 2 2
47, 57, 60, 63, 64, 71, 82, 82
The place value that is always in the leaf of a stem and leaf plot?
What are the ones?
In a data set, what number is in the middle?
What is the median?
Find the mean of the data...to the nearest tenth. 2, 10, 24, 6, 10, 12, 14, 18, 28
13.8
What is the word describes a histogram with data concentrated to the left? (is it skewed left or right?)
skewed to the right
According to the grouped frequency distribution below, what is the class width?
Class Frequency
40-49 3
50-59 6
Class width= 10
(50-40=10)
The highest number in this stem and leaf plot.
Stem leaf
2 0035
3 146
4 44459
What is 49?
In a data set, what number represents the "average?"
What is the mean?
What is the mode for the following data set: 30, 37, 33, 32, 38, 32, 36, 27, 2, 30, 34, 32
What is 32?
What has to touch when you are creating a histogram?
the bars
What is the difference between a sample and population?
A population is the set containing all the people or objects being analyzed.
A sample is a subset of the population that are analyzed to represent the population.
The median in this stem and leaf plot.
Stem Leaf
2 0035
3 146
4 44459
What is 35?
In a data set, what number tells you the mean between the highest number and lowest number?
What is the mid-range?
What is the mid-range of this data set: 849, 544, 899, 758, 691, 836, 586, and 821.
177.5
Is a histogram a bar graph?
it is a type of bar graph
What is a frequency distribution?
A chart consisting of two columns: one with data values in increasing order, and the other indicating the frequency of each of those values.
The mode in this stem and leaf plot.
Stem Leaf
10 3358
11 1777
12 3
What is 117?
Describe how a graph can be misleading.
A missing title, mis-labeled scales, uneven interval spacing, un-proportional bar sizes