Question

According to Survey of Graduate Science Engineering Students and Postdoctorates, published by the U.S. National Science Foundation, the distribution of graduate science students in doctorate-granting institutions is as follows. Frequencies are in thousands.
Field Frequency
Physical sciences ........... 35.4
Environmental ........... 10.7
Mathematical sciences ........ 18.5
Computer sciences ........... 44.3
Agricultural sciences .......... 12.2
Biological sciences .......... 64.4
Psychology ............. 46.7
Social sciences ............ 87.8
A graduate science student who is attending a doctorate-granting institution is selected at random. Determine the probability that the field of the student obtained is
a. Psychology.
b. Physical or social science.
c. Not computer science.


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  • CreatedAugust 13, 2015
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