Find the Standardized Test Statistic T for a Sample With \mathrm

question 27

Multiple Choice

Find the standardized test statistic t for a sample with $$\mathrm { n } = 20 , \overline { \mathrm { x } } = 13.3 , \mathrm {~s} = 2.0 , \text { and } \alpha = 0.05 \text { if } \mathrm { H } _ { 1 } : \mu < 13.7$$ Round your answer to three decimal places.

• A) -0.894
• B) -0.872
• C) -1.265
• D) -1.233

---

Definitions:

Acetone

A volatile, colorless liquid with the formula (CH3)2CO, used as a solvent and in the production of various chemicals.

Electrophile

A chemical species that accepts an electron pair in order to bond to a nucleophile during a chemical reaction.

Lewis Acid

A compound or ionic species that can accept an electron pair from a donor molecule, often functioning as a catalyst in chemical reactions.

Nucleophile

A chemical species that donates an electron pair to form a chemical bond in relation to a reaction.