In a certain mathematics class, the probabilities have been empirically determined for various numbers of absentees on any given day. These values are shown in the table below. Find the expected number of absentees on a given day. Number absent Probability 0 1 2 3 0.02 0.04 0.2 0.23 The expected number of absentees on a given day is (Round to two decimal places as needed.) 4 5 0.31 0.1 6 0.1

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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In a certain mathematics class, the probabilities have been empirically determined for various numbers of absentees on
any given day. These values are shown in the table below. Find the expected number of absentees on a given day.
Number absent
Probability
0
0.02
1 2 3
0.04 0.2 0.23
The expected number of absentees on a given day is
(Round to two decimal places as needed.)
4 5 6
0.31
0.1
0.1
Transcribed Image Text:In a certain mathematics class, the probabilities have been empirically determined for various numbers of absentees on any given day. These values are shown in the table below. Find the expected number of absentees on a given day. Number absent Probability 0 0.02 1 2 3 0.04 0.2 0.23 The expected number of absentees on a given day is (Round to two decimal places as needed.) 4 5 6 0.31 0.1 0.1
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