Mathematics, 24.02.2020 18:56 miyahhh123
Refer to the Pew Internet and American Life Project (April 2008) survey of the writing habits of U. S. teenagers. In a random sample of 700 teenagers, 448 admitted to using at least one informal element in school writing assignments. [ Note : Emoticons, such as using the symbol ":)" to represent a smile, and abbreviations, such as writing "LOL" for "laughing out loud," are considered informal elements.] Is there evidence to indicate that the rate of all U. S. teenagers have used at least one informal element in school writing assignments differs from 65%? Test the relevant hypotheses using alpha 0 .05. What is the hypothesis?
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Mathematics, 21.06.2019 13:30
Which transformations could have occurred to map △abc to △a"b"c"? a rotation and a reflection a translation and a dilation a reflection and a dilation a dilation and a rotation
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Mathematics, 21.06.2019 19:30
When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41
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Mathematics, 21.06.2019 23:30
Scenario: a rectangular plot of ground is 5 meters longer than it is wide. its area is 20,000 square meters. question: what equation will you find the dimensions? note: let w represent the width. options: w(w+5)=20,000 w^2=20,000+5 (w(w+5))/2=20,000 w+2(w+5)=20,000
Answers: 1
Refer to the Pew Internet and American Life Project (April 2008) survey of the writing habits of U....
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