Five participants were asked to rate how likable two comedians were, and below are their ratings (higher ratings means more likable). Based on these data, conduct a related-samples t test to analyze whether likable ratings for those two comedians differ.   Participants Ratings for humorous comedian Ratings for non-humorous comedian 1 8 2 2 6 3 3 7 4 4 4 5 5 5 1   =6 =3   Write down the null and alternative hypotheses using proper notation                                               Calculate t obs , given estimated standard error S d = 1.14        What is the value of t crit for α = 0.05 with a two-tailed test?  Please complete the test by stating your decision as well as your interpretation. Decision: Interpretation:

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Five participants were asked to rate how likable two comedians were, and below are their ratings (higher ratings means more likable). Based on these data, conduct a related-samples t test to analyze whether likable ratings for those two comedians differ.

 

Participants

Ratings for humorous comedian

Ratings for

non-humorous comedian

1

8

2

2

6

3

3

7

4

4

4

5

5

5

1

 

=6

=3

 

  1. Write down the null and alternative hypotheses using proper notation

                                           

 

  1. Calculate t obs , given estimated standard error S d = 1.14

 

 

 

  1.  What is the value of t crit for α = 0.05 with a two-tailed test?
  2.  Please complete the test by stating your decision as well as your interpretation.

Decision:

Interpretation:

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