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The personnel department of a large corporation wants to estimate the family dental expenses of its employees to determine the feasibility of providing a dental insurance plan. A random sample of six employees reveals the following family dental expenses: $180, $260, $60, $40, $100, and $80. It is known that dental expenses follow a normal distribution. Construct a 90% confidence interval for the average family dental expenses for all employees of this corporation.
Intuitions
The ability to understand something instinctively, without the need for conscious reasoning.
Stability
Refers to the characteristics, traits, or states that remain consistent over time and across situations.
Personality Traits
Enduring characteristics or tendencies that influence an individual's behavior across various situations.
School-Age Children
Children in the age group typically attending elementary or primary school, usually between the ages of 5 and 12.
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