A researcher is studying the effects of certain toys on children. The category of toys are Building toys (like legos) - Category A, Stationary toys (like dollihouse/Forts) - Category B, and video toys (games on video) - Category C. There are only 4 participants being observed from a day school. The participants are watched for one week and the data is produced as follows: Participant one's data: Category A: 2, Category B: 4, Category C: 6 Participant two's data: Category A: 1, Category B: 3, Category C: 6 Participant three's data: Category A: 4, Category B: 2, Category C: 7 Partcipant four's data: Category A: 1, Category B: 3, Category C: 5 Based on the data, what would be the grand mean?

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter11: Simulation Models
Section: Chapter Questions
Problem 54P
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A researcher is studying the effects of certain toys on children. The category of toys are Building toys (like legos) - Category A,
Stationary toys (like dollihouse/Forts) - Category B, and video toys (games on video) - Category C. There are only 4 participants being
observed from a day school. The participants are watched for one week and the data is produced as follows:
Participant one's data: Category A: 2, Category B: 4, Category C: 6
Participant two's data: Category A: 1, Category B: 3, Category C: 6
Participant three's data: Category A: 4, Category B: 2, Category C: 7
Partcipant four's data: Category A: 1, Category B: 3, Category C: 5
Based on the data, what would be the grand mean?
Transcribed Image Text:A researcher is studying the effects of certain toys on children. The category of toys are Building toys (like legos) - Category A, Stationary toys (like dollihouse/Forts) - Category B, and video toys (games on video) - Category C. There are only 4 participants being observed from a day school. The participants are watched for one week and the data is produced as follows: Participant one's data: Category A: 2, Category B: 4, Category C: 6 Participant two's data: Category A: 1, Category B: 3, Category C: 6 Participant three's data: Category A: 4, Category B: 2, Category C: 7 Partcipant four's data: Category A: 1, Category B: 3, Category C: 5 Based on the data, what would be the grand mean?
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