Mathematics, 15.11.2020 03:20 vicada2782
A company that manufactures car seats completes quality control tests per government regulations. The quality control department randomly selects 20% of the seats manufactured to evaluate safety conditions. Of those seats, 0.0005% indicated a safety problem. Which of the following describes the population and sample?
The population is 20% of the car seats and the sample is 0.0005% of the car seats.
The population is 20% of the car seats and the sample is 100% of the car seats.
The population is 100% of the car seats and the sample is 0.0005% of the car seats.
The population is 100% of the car seats and the sample is 20% of the car seats.
Answers: 1
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Aiden drives to school and back each day. the school is 16 miles from his home. he averages 40 miles per hour on his way to school. if his trip takes 1 hour, at approximately what speed does aiden drive home?
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The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?
Answers: 2
A company that manufactures car seats completes quality control tests per government regulations. Th...
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