A doctor examining the effectiveness of smoking cessation programs wanted to examine the independent and joint effect of a support group and the patch. The following data are the average number of packs smoked 2 weeks after the interventions. Each group consisted of 10 people. Answer the following questions based on this table of means.
a. What is the grand mean?
b. Calculate the mean packs smoked at each level of support group.
c. Calculate the mean packs smokes at each level of the patch.
Definitions:
Legal Age
The age at which an individual is recognized by law as being capable of assuming certain responsibilities and rights, such as voting, drinking alcohol, or consenting to medical treatment.
Electric Shocks
A form of physical stimulation or punishment using electricity, often discussed in behavioral experiments or psychological studies.
Psychological
Pertaining to the mind or mental processes, often involving human behavior and emotions.
Psychical
Relating to the mind, psyche, or phenomena that are beyond the natural or physical laws, often associated with psychic or paranormal activities.
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