Back to Use data from a random sample to draw inferences about a population — Problem 2 · Task Set 18
Drawing Inferences from Random Samples
Work through each section in order. For short response questions, write complete sentences and show your reasoning.
Grade 7·21 problems·~35 min·Common Core Math - Grade 7·standard·7-sp-a-2
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Fluency Practice
1.
A factory's quality control team randomly tests 100 widgets and finds 4 are defective. The factory produces 10,000 widgets per day. About how many widgets per day are estimated to be defective?