IXL | Identify representative, random, and biased samples | 7th grade math

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While blindfolded, Nathan shuffled a deck of cards, then selected 32 cards.

Is this a random sample of the cards in the deck?

yes

no

ref_doc_title.

or

$Confetti$

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Now entering the Challenge Zone—are you ready?

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IXL's SmartScore is a dynamic measure of progress towards mastery, rather than a percentage grade. It tracks your skill level as you tackle progressively more difficult questions. Consistently answer questions correctly to reach excellence (90), or conquer the Challenge Zone to achieve mastery (100)! Learn more

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