AP Statistics Flashcards: Introducing Data Samples

Study Introducing Data Samples in AP Statistics with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

QUESTION

What is sampling bias?

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ANSWER

Bias resulting from a non-random sample of a population. Occurs when sample doesn't represent population properly.

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AP Statistics: Sampling Distributions

Biased and Unbiased Point Estimates37 cards

You are hereIntroducing Data Samples40 cards

Sampling Distributions for Sample Means24 cards

Sampling Distributions for Sample Proportions35 cards

Sampling for Differences in Sample Means25 cards

Sampling for Differences in Sample Proportions30 cards

The Central Limit Theorem40 cards

The Normal Distribution, Revisited36 cards

All flashcards

40 cards

What this deck covers

This deck focuses on Introducing Data Samples, giving you a quick way to review the definitions, rules, and examples that matter most for AP Statistics.

How to use these flashcards

Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

Practice questions

1 of 50Practice questions for this set

A grocery store chain wants to estimate the mean amount customers spend per visit at one location. Two independent random samples of 60 receipts were taken from the same month's transactions at that location. Sample 1 had a mean of $38.50; Sample 2 had a mean of $41.20. The receipts were selected using the same random process. Why might the sample results differ?

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