(I the Weekly Sales from a Sample of Ten Computer

question 11

Multiple Choice

(i. The weekly sales from a sample of ten computer stores yielded a mean of $25,900; a median $25,000 and a mode of $24,500. The shape of the distribution is positively skewed (ii) For the mean (measure of central tendency) , the data must be ranked before it is possible to determine it.
(iii) If the sum of all the values of a distribution is divided by the number of values, the result is the arithmetic mean.

• A) (i), (ii) and (iii) are all correct statements
• B) (i) and (ii) are correct statements but not (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements, but not (i).
• E) (i), (ii) and (iii) are all false statements.

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Definitions:

Older Adults

Individuals typically defined as being aged 65 years and older, often characterized by unique healthcare needs and challenges in social welfare.

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Existing simultaneously with, and often in relation to, another medical or psychological condition within the same individual.

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A category of mental health disorders that primarily affect cognitive abilities including learning capacity, memory, and problem-solving.

Alzheimer's Disease

A neurodegenerative disorder that causes progressive cognitive decline and memory loss, often leading to dementia.