Explicate a null and alternative hypothesis in words and symbol and tell whether the test is directional or non directional. A librarian of school claims that all grade 7 students read an average 15 books a month. A random sample of grade 7 student read an average of 17 books. The confidence statement is 95%

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter9: Sequences, Probability And Counting Theory
Section9.7: Probability
Problem 1SE: What term is used to express the likelihood of an event occurring? Are there restrictions on its...
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Explicate a null and alternative hypothesis in words and symbol and tell whether the test is directional or non directional.

A librarian of school claims that all grade 7 students read an average 15 books a month. A random sample of grade 7 student read an average of 17 books. The confidence statement is 95% 

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