Calculate the 95% Confidence Interval for a Sample with a Mean

question 61

Multiple Choice

Calculate the 95% confidence interval for a sample with a mean = 12.67 and a population standard error of the mean = .98.

• A) 95% CI = 12.67 ± 1.61
• B) 95% CI = 12.67 ± 1.92
• C) 95% CI = 12.67 ± 2.28
• D) 95% CI = 12.67 ± 2.52

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Definitions:

Architect

A professional who plans, designs, and oversees the construction of buildings, ensuring aesthetics, functionality, and safety.

Physical Sensations

Bodily feelings or experiences that result from sensory information or physical activity.

Parietal

Pertaining to the parietal lobe of the brain, which is involved in processing sensory information and spatial orientation.

Frontal

Pertaining to the front part of something, especially the frontal lobe of the brain, which is involved in decision making and voluntary movement.