Problem 4. A geologist has collected 10 specimens of basaltic rock and 10 specimens of granite. The geologist instructs a laboratory assistant to randomly select 15 of the specimens for analysis. (1) What is the pmf of the number of granite specimens selected for analysis? (2) What is the probability that the number of granite specimens selected for analysis is greater than 7?

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Problem 4. A geologist has collected 10 specimens of basaltic rock and 10 specimens
of granite. The geologist instructs a laboratory assistant to randomly select 15 of
the specimens for analysis.
(1) What is the pmf of the number of granite specimens selected for analysis?
(2) What is the probability that the number of granite specimens selected for
analysis is greater than 7?
1
POCO
SHOT ON POCO F1
Transcribed Image Text:Problem 4. A geologist has collected 10 specimens of basaltic rock and 10 specimens of granite. The geologist instructs a laboratory assistant to randomly select 15 of the specimens for analysis. (1) What is the pmf of the number of granite specimens selected for analysis? (2) What is the probability that the number of granite specimens selected for analysis is greater than 7? 1 POCO SHOT ON POCO F1
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