Chemistry, 29.02.2020 02:01 rairaibabycakez9578
With the upcoming presidential election, Ira decided to create a survey to find out who might win. He carefully created a valid
survey and gave it to five of his closest friends. He then tallied the results from the surveys and published his data in the scho
newspaper. Which of these would be a reason why Ira's results are not valid?
The survey was not good enough.
The sample size of five was too small.
There is not problem; the results are valid.
He only published his data in a school newspaper
Answers: 1
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Using the periodic table, complete the following. element: hydrogen symbol: h₂ molecular weight: g mass of one mole: g/mol
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Astable atom that has a large nucleus most likely contains 1. more neutrons than protons. 2.more protons than neutrons. 3.equal numbers of protons and neutrons. 4.changing numbers of protons and neutrons.
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With the upcoming presidential election, Ira decided to create a survey to find out who might win. H...
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