QuickHelper

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About QuickHelper

Levels Tought:
Elementary,High School,College,University,PHD

Expertise:
Accounting,Applied Sciences See all
Accounting,Applied Sciences,Business & Finance,Chemistry,Engineering,Health & Medical Hide all
Teaching Since: May 2017
Last Sign in: 356 Weeks Ago
Questions Answered: 20103
Tutorials Posted: 20155

Education

  • MBA, PHD
    Phoniex
    Jul-2007 - Jun-2012

Experience

  • Corportae Manager
    ChevronTexaco Corporation
    Feb-2009 - Nov-2016

Category > Accounting Posted 31 Aug 2017 My Price 11.00

statistics

 

Question description

 

Use the traditional method of hypothesis testing to test the given claim about the means of two populations. Assume that two dependent samples have been randomly selected from normally distributed populations.

 

 

Five students took a math test before and after tutoring. Their scores were as follows.

Student

A

B

C

D

E

Before

71

66

67

77

75

After

75

75

65

80

87

Using a 0.01 level of significance, test the claim that the tutoring has a positive effect on the math scores.

1. State the null and alternative hypotheses.

Answers

QuickHelper
(10)
Status NEW Posted 31 Aug 2017 07:08 AM My Price 11.00

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