The door prizes at a dance are ten $10 gift certificates, twenty $20 gift certificates, and five $50 gift certificates. The prize envelopes are mixed together in a bag, and five prizes are drawn at random. What is the expected number of $50 gift certificates chosen? 1.24 0.54 0.71

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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The door prizes at a dance are ten $10 gift certificates, twenty $20 gift certificates,
and five $50 gift certificates. The prize envelopes are mixed together in a bag, and
five prizes are drawn at random. What is the expected number of $50 gift
certificates chosen?
1.24
O 0.54
0.71
1.27
SAMSUNG
&
9%
8)
7
Transcribed Image Text:The door prizes at a dance are ten $10 gift certificates, twenty $20 gift certificates, and five $50 gift certificates. The prize envelopes are mixed together in a bag, and five prizes are drawn at random. What is the expected number of $50 gift certificates chosen? 1.24 O 0.54 0.71 1.27 SAMSUNG & 9% 8) 7
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