The following TI 84 Plus calculator display presents the results of a hypothesis test for the difference between two means The sample sizes are n1 25 and n2 28 a Is this a left tailed test, a right tailed test, or a two tailed test b How many degrees of freedom did the calculator use c What is the ...

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The following TI-84 Plus calculator display presents the results of a hypothesis test for the difference between

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The following TI-84 Plus calculator display presents the results of a hypothesis test for the difference between two means. The sample sizes are n1 = 25 and n2 = 28. image text in transcribed

a. Is this a left-tailed test, a right-tailed test, or a two-tailed test?

b. How many degrees of freedom did the calculator use?

c. What is the P-value?

d. Can you reject H0 at the α = 0.05 level?

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Elementary Statistics

ISBN: 9781259969454

3rd Edition

Authors: William Navidi, Barry Monk

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Question Posted: May 10, 2024 10:01 AM

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The following TI-84 Plus calculator display presents the results of a hypothesis test for the difference between

Question:

2-SampTTest H1 H2 t=2.39806437 P=.0209030051 df 42.91558207 *1=26.80805 x2 24.66451 Sx1 3.70502 Sx2 2.64524

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Elementary Statistics

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