27% of all college students major in STEM (Science, Technology, Engineering, and Math). If 40 college students are randomly selected, find the probability that a. Exactly 8 of them major in STEM.    ? b. At most 9 of them major in STEM.   ? c. At least 10 of them major in STEM.   ? d. Between 4 and 8 (including 4 and 8) of them major in STEM.   ?

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
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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27% of all college students major in STEM (Science, Technology, Engineering, and Math). If 40 college students are randomly selected, find the probability that

a. Exactly 8 of them major in STEM.    ?
b. At most 9 of them major in STEM.   ?
c. At least 10 of them major in STEM.   ?
d. Between 4 and 8 (including 4 and 8) of them major in STEM.   ? 

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