A quality control technician is checking the weights of a product. She takes a random sample of 8 units and weighs each unit. The observed weights are shown below. Assume the population has a normal distribution. 
Provide a 95% confidence interval for the mean weight of the units.
Definitions:
Adolescence
The transitional stage of development between childhood and adulthood, marked by physical, psychological, and social changes.
Early Adulthood
A life stage ranging approximately from 20 to 40 years old, marked by the pursuit of independence, career, and intimate relationships.
Frotteurism
A paraphilic interest focused on rubbing, usually one's pelvic area, against a non-consenting person for sexual pleasure.
Department Store
A large retail establishment that offers a wide range of products divided among different departments within the same building.
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