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30% of all college students major in STEM (Science, Technology, Engineering, and Math). If 30 college...

30% of all college students major in STEM (Science, Technology, Engineering, and Math). If 30 college students are randomly selected, find the probability that
a. Exactly 7 of them major in STEM:

b. At most 11 of them major in STEM:

c. At least 10 of them major in STEM:

d. Between 5 and 13 (including 5 and 13) of them major in STEM.


Math   Statistics-And-Probability   
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