Mathematics, 01.08.2021 20:50 redthangracing
PLease Help! I will give you a lot of points and the brainiest!
A survey of 115 college students was taken to determine the musical styles they liked. Of​ those, 40 students listened to​ rock, 41 to​ classical, and 52 to jazz.​ Also, 25 students listened to rock and​ jazz, 19 to rock and​ classical, and 27 to classical and jazz.​ Finally, 13 students listened to all three musical styles. Construct a Venn diagram and determine the cardinality for each region. Use the completed Venn Diagram to answer the following questions.
a. How many listened to only rock​ music?
n​(only ​rock)
b. How many listened to classical and​ jazz, but not​ rock?
n​(classical and​ jazz, not ​rock)
c. How many listened to classical or​ jazz, but not​ rock?
n​(classical or​ jazz, not ​rock)
d. How many listened to music in exactly one of the musical​ styles?
n​(exactly one ​style)
e. How many listened to music in exactly two of the musical​ styles?
n​(exactly two ​styles)
f. How many did not listen to any of the musical​ styles?
n​(none)
Answers: 3
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PLease Help! I will give you a lot of points and the brainiest!
A survey of 115 college students wa...
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