Concept explainers
Salaries for teachers in a particular elementary school district are
a. In words X= _____________
b.
c. In words,
d.
e. Find the probability that the teachers earn a total of over S-SO0000.
f. Find the 90 percentile for an lndiyidual teachers salary.
g. Find the 90th percentile for the sum of ten teachers salary.
h. If we surveyed 70 eachers instead of ten, graphically, how would that change the distribution in part d?
1. If each of the 70 teachers received a S3.000 raise, graphically, how would that change the distribution In part b?
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Introductory Statistics
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- Glencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw Hill