Answered: Calculate the test-statistic, t with…

Calculate the test-statistic, t with the following information. n1=45n1=45, ¯x1=2.55x¯1=2.55, s1=0.4s1=0.4 n2=55n2=55, ¯x2=2.85x¯2=2.85, s2=0.38s2=0.38 Rounded to 2 decimal places.

College Algebra (MindTap Course List)

12th Edition

ISBN:9781305652231

Author:R. David Gustafson, Jeff Hughes

Publisher:R. David Gustafson, Jeff Hughes

Chapter4: Polynomial And Rational Functions

Section4.6: Rational Functions

Problem 11SC: Find the mean hourly cost when the cell phone described above is used for 240 minutes.

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Question

Calculate the test-statistic, t with the following information.
n1=45n1=45, ¯x1=2.55x¯1=2.55, s1=0.4s1=0.4
n2=55n2=55, ¯x2=2.85x¯2=2.85, s2=0.38s2=0.38

Rounded to 2 decimal places.

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