Plzz explain. Ty

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
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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Plzz explain. Ty
In a sample of 300 people, 56 completed only high school, 100 started college but did not
fınish, 119 went on to complete a two-year or four-year college, and 25 went on to
graduate school. What proportion of the sample obtained at least a two-year degree?
Transcribed Image Text:In a sample of 300 people, 56 completed only high school, 100 started college but did not fınish, 119 went on to complete a two-year or four-year college, and 25 went on to graduate school. What proportion of the sample obtained at least a two-year degree?
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