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A First Course in Probability (10th Edition)
10th Edition
ISBN: 9780134753119
Author: Sheldon Ross
Publisher: PEARSON
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Number 3 only

Transcribed Image Text:Prerequisite: Measures of Center
Miguel keeps track of his number of hits in baseball
can Miguel describe the center of the data set?
data. To find the mean, add the numbers together
Study the example showing how to describe the center of a data set
using mean, median, and mode. Then solve problems 1-6.
OCurriculum Associates, LLC Copying is not permitted.
Name:
Example
this year. His data set is:
games
3, 2, 5, 3, 0, 2, 3, 5, 4
n draws a dot plot to represent these data, How
0000
1 2
One way that Miguel can describe the center of the
ta set is by finding the mean, or average, of the
and divide by the total number of values
Cum = 0 + 2 + 2 +3 + 3 + 3+ 4 +5 ++ 5 = 27
27
Mean =
= 3
9.
Miquel's average is 3 hits per game.
What is the median of Miguel's data? Show how you
found your answer.
2 How can you use a dot plot to identify the mode of a
Vocabulary
data set?
mean the sum of the
values divided by the
number of values.
median the middle
number in an ordered
set of numbers.
What is the mode of Miguel's data?
mode the most
common number in a set
of numbers.
ed.
Lesson 28 Find Measures of Center and Variability
299
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