Problem preview

S-IC.1 Warmup M3-047-A01-V04

Understand statistics as inference about population parameters from random samples.

Separate population, frame, sample, unit, and size

Problem

A study tests \(25\) salsa jars from \(\text{one}~\text{batch}\) to estimate the quality of all jars in that batch. Identify the target population, sampling frame, sample, and observational unit.

Answer choices

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Target: the batch inventory. Frame: all jars in the batch. Sample: the 25 tested jars. Unit: one jar.

Target: all salsa jars in the batch. Frame: the batch inventory. Sample: the 25 tested jars. Unit: one jar.

Target: the 25 tested jars. Frame: the batch inventory. Sample: the same 25 jars. Unit: one jar.

Target: all jars in the batch. Frame: the batch inventory. Sample: the 25 tested jars. Unit: one quality reading rather than one jar.

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Curriculum context

Course: Math III
Standard: S-IC.1
Category: Statistics and Probability
Domain: Making Inferences and Justifying Conclusions
Objective: Understand statistics as inference about population parameters from random samples.
Problem type: Separate population, frame, sample, unit, and size