The Manager of a Grocery Store Wants to Determine Whether

question 196

Multiple Choice

The manager of a grocery store wants to determine whether the amount of water contained in a 1L bottle purchased from a known manufacturer actually averages to 1L. It is known from the manufacturer's specifications that the standard deviation of the amount of water is equal to 0.02L. A random sample of 32 bottles is selected, and the mean amount of water per 1L bottle is found to be 0.995L.
-The null and alternative hypotheses to test that the manufacturer's claim is false is _____.

• A)H₀: µ ≤ .995 H_a: µ > .995
• B)H₀: µ ≠ 1 H_a: µ = 1
• C)H₀: µ ≥ 1 H_a: µ < 1
• D)H₀: µ = 1 H_a: µ ≠ 1
• E)H₀: µ ≤ 1 H_a: µ > 1

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Definitions:

Retrieved

The process of recalling or bringing back information from memory.

Schema

A cognitive framework or concept that organizes and interprets information in the mind, helping individuals to understand the world around them.

Icon

A mental representation of a visual stimulus that is held briefly in sensory memory.

Proactive Interference

The phenomenon where older memories interfere with the recall of newer memories.