Question
According to a recent poll, smart phone users receive an average of4 phone calls each day. LetX= the number of phone calls that smartphone users
According to a recent poll, smart phone users receive an average of4 phone calls each day.
LetX= the number of phone calls that smartphone users receiveper day. The random variableX has a Poisson distribution:X~P(4).
What is the probability that a smartphone users receivesexactly3phone calls per day? (Rounded to the thousandths place.)
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Essentials Of College Algebra
Authors: Margaret L Lial, John E Hornsby, David I Schneider, Teresa McGinnis
10th Edition
0321970632, 9780321970633
