A Random Sample of 64 Items Is Selected from a Population

question 32

Multiple Choice

A random sample of 64 items is selected from a population of 400 items.The sample mean is 200.The population standard deviation is 48.From these data, the 95% confidence interval to estimate the population mean would be _______.

• A)189.21 to 210.79
• B)188.24 to 211.76
• C)190.13 to 209.87
• D)190.94 to 209.06
• E)193.45 to 211.09

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Definitions:

Perception

The process of organizing and interpreting sensory information to make it meaningful.

Past Experiences

Events or occurrences in one's life that have happened before the present time, which can influence behavior and decision-making.

Sociability

The characteristic of individuals or groups to seek social interaction, company, and engagement with others.

Motivation

The internal drive or external incentive that prompts individuals to act in a certain way to achieve goals.