AP Statistics Flashcards: Chi Square Goodness Of Fit Setup

Study Chi Square Goodness Of Fit Setup 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 the relationship between χ2\chi^2 and p-value?

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ANSWER

A high χ2\chi^2 results in a low p-value, and vice versa. They are inversely related through the Chi-Square distribution's right tail.

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AP Statistics: Inference for Categorical Data: Chi-Square

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This deck focuses on Chi Square Goodness Of Fit Setup, giving you a quick way to review the definitions, rules, and examples that matter most for AP Statistics.

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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 48Practice questions for this set
A manufacturer claims that defects in its products fall into 4 categories with probabilities 0.50 cosmetic, 0.20 packaging, 0.20 functional, and 0.10 missing parts. An auditor inspects 150 defective products and records the observed counts shown in the table. Which hypotheses are appropriate for a chi-square goodness-of-fit test of the claim? Observed counts table (n = 150): Cosmetic 68, Packaging 34, Functional 36, Missing parts 12.
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