Question
A private college advertised that last year their freshman students, on average, had a score of 1120 on the college entrance exam. Assuming that average
A private college advertised that last year their freshman students, on average, had a score of 1120 on the college entrance exam. Assuming that average refers to the mean, which of the following claims must be true based on this information?
a) Next year at least one of their freshman students will have a score of at least 1120 on the exam.
b) Last year some of their freshman students had a score of more than 950 on the exam.
c) Last year at least one of their freshman students had a score of 1120 or above on the exam.
d) Last year more than half of their freshman students had a score of at least 1120 on the exam.
e) Last year some of their freshman students had a score of exactly 1120 on the exam.
f) None of the above statements is true.
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The mean is the average of all numbers and is sometimes called the arithmetic mean To calculate m...
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Essentials Of Business Statistics Communicating With Numbers
Authors: Sanjiv Jaggia, Alison Kelly
1st Edition
78020549, 978-0078020544
