A Set of Data Has a Mean of 12 and a 95

question 39

Multiple Choice

A set of data has a mean of 12 and a 95% confidence interval of 10-14. What does this mean?

• A)the standard deviation will be 14-10, or 4
• B)you can be 95% sure that 12 is the population mean
• C)in order for the mean to be significantly different fro some other mean, the scores producing the other mean cannot be between 10 and 14
• D)you can be quite sure that the population mean falls somewhere between 10 and 14

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Definitions:

Diameter

A straight line passing from side to side through the center of a body or figure, especially a circle or sphere.

Gauge

A measure of the thickness or size of various items, like wire or body piercing jewelry, or a device for measurement.

Measurable Dose

A quantity of a substance, especially a medicine, that can be accurately measured and is suitable for administration.

10-mL Syringe

A syringe that can hold up to 10 milliliters of fluid, often used for medical injections or to measure medications accurately.