5) table be shows scores on a vocabulary test before using a new study guide and tests on a similar vocabulary test after using the study guide for a random sample of students. Is new study effective? Test this at 5% level of significance. Student 3 | 60 1 2 4 Before 70 88 76 80 After 80 85 70 75 85

5) table be shows scores on a vocabulary test before using a new study guide and tests on a similar vocabulary test after using the study guide for a random sample of students. Is new study effective? Test this at 5% level of significance. Student 3 | 60 1 2 4 Before 70 88 76 80 After 80 85 70 75 85

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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Question

read the question carefully and write correctly and solve quickly

5) The table below shows scores on a vocabulary test before using a new study guide
and tests on a similar vocabulary test after using the study guide for a random sample
of students. Is new study effective? Test this at 5% level of significance.
Student
1
3
4
Before
70
88
60
76
80
After
80
85
70
75
85

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