1 Of 2 Hw 11 Read The Following Research Scenario And Answer Questions 1 Through 7 As A Psychologist Interested In Eati 1 (20.82 KiB) Viewed 34 times
1 Of 2 Hw 11 Read The Following Research Scenario And Answer Questions 1 Through 7 As A Psychologist Interested In Eati 2 (14.7 KiB) Viewed 34 times
1 of 2 HW #11 Read the following research scenario and answer questions 1 through 7 As a psychologist interested in eating behavior, you want to determine if scary movies cause people to eat more popcom than musicals. You randomly assign 10 participants to a group that watches a scary movie (Psycho) and another 10 participants to a group that watches a musical (The Sound of Music). Al the beginning of the movie. you give each participant a tub of 84 pieces of popcom and tell each person not to share their popcom with anyone. At the end of the movie, you measure the number of pieces of popcom eaten by each participant. The data are shown below Scary X Musical Y 45 67 56 73 56 63 84 49 56 必班甚础班 33 19 44 60 48 36 23 19 1. Compute the mean pieces of popcoe for each of the two samples. 2. Compute the standard deviation for cach of the two samples 3. Compute the estimate of the standard error of the mean for each sample
Scary Musical 45 67 69 56 73 56 研%,所以品班 32 38 33 49 44 60 48 36 23 39 49 56 1. Compute the mean pieces of popcom for each of the two samples - 2. Compute the standard deviation for cach of the two samples 3. Compute the estimate of the stundund error of the mean for each sample. 4. Compute the estimate of the standard error of of the difference s Computer and the degrees of freedom for this & Look up this rin Table and determine if it is significant for a fee-tailedtest 7. Based on the results of this test, state the conclusions about the difcrence between the number of pieces of popcom enten by subjects viewing a scary movie verses musical
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