Calculate the 95% Confidence Interval for a Sample of N

question 87

Multiple Choice

Calculate the 95% confidence interval for a sample of N = 25 with a mean = 4.06 and standard error of the mean = .27.

• A) 95% CI = 4.06 ± .56
• B) 95% CI = 4.06 ± .46
• C) 95% CI = 4.06 ± .76
• D) 95% CI = 4.06 ± 2.33

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Definitions:

Cyclohexanone

An organic compound characterized by a six-membered cyclic structure containing one ketone group, used as a solvent and in the synthesis of various chemicals.

Cation

A positively charged ion that is created when an atom loses one or more electrons, resulting in more protons than electrons.

Propensity

A natural inclination or tendency to behave in a particular way.

Hydrate

A compound that contains water molecules bound to another compound or within its crystal structure.