Mathematics, 10.04.2020 02:06 katieleeisaacs8976
Decide whether the sampling method could result in a biased sample. Write yes or no, and explain your reason.
1. A west coast based lawn service is trying to figure out how much water people use on average each month to water their lawn. They send surveys to people in Phoenix, Arizona and Seattle, Washington to compile this data.
2. Asking people in a library about the number of magazines to which they subscribe to in order to describe the reading habits of a town.
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Sole with work in 10 years, the average number of hours of tv watched per week by teenagers dropped from 23.9 to 21.4. find the percent of change.
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To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1
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Mathematics, 21.06.2019 20:00
Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !
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Decide whether the sampling method could result in a biased sample. Write yes or no, and explain you...
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