The Daily Sales of a Small Retail Store in Toronto

question 17

Multiple Choice

The daily sales of a small retail store in Toronto for the last 365 days are normally distributed with a
Mean of $2,050, and a standard deviation of $300.
i. What is the probability of daily sales exceeding $2,500?
ii. From a sample of 49 days, what is the probability of having a sample mean less than $2,500?

• A) 0.4332, 0.0668
• B) 0.0668, 0.9332
• C) 0.4332, approximately 100%
• D) 0.0668, Approximately 0%
• E) 0.0668, Approximately 100%

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Definitions:

Temporal Lobes

Brain regions located on both sides of the brain responsible for processing auditory information and are associated with memory and emotion.

Pick's Disease

A rare type of dementia that involves personality changes, language problems, and impairments in social behaviors, due to progressive brain damage.

Alzheimer's Disease

A progressive brain disorder that causes memory loss, impaired thinking, and changes in behavior; it is the most common cause of dementia in older adults.

Memory-linked Proteins

Proteins in the brain that play crucial roles in the formation and retrieval of memories.