A manufacturer of cell phones wants to know if Prototype A or Prototype B is better. They randomly select 200 college students a
nd then randomly assign half to each prototype. Each student will use the prototype for one month. After the month, the investigator asks each student to rate the phone on a scale of 1 to 5.
a) Draw the appropriate experimental design of this study.
b) Describe a possible methodology to determine which phone that each student is provided in the study.
c) Is this study well designed? Please explain your answer. If the study is not well designed, how would you change the design method?
a) Draw the appropriate experimental design of this study.
b) Describe a possible methodology to determine which phone that each student is provided in the study.
c) Is this study well designed? Please explain your answer. If the study is not well designed, how would you change the design method?
1 answer:
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