If We Wanted to Estimate a 90% Confidence Interval for a One-Sample

question 26

Multiple Choice

If we wanted to estimate a 90% confidence interval for a one-sample t test with a sample of n = 18, what t-values would we use?

• A) ±1.740
• B) ±1.734
• C) ±2.101
• D) ±2.110

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Definitions:

Biological Parents

The individuals from whom a person has inherited their genetic material; also known as birth parents.

Ghrelin

A hormone produced by the stomach that stimulates appetite and signals hunger to the brain.

Set/Settling Point

Refers to the theory suggesting that each person's body has a genetically determined range of weight and temperature that their body gravitates towards or maintains.

Attraction To Sweet

A natural preference or inclination towards sweet tastes, which is thought to have evolutionary origins.