Mathematics, 11.01.2020 10:31 mucciak9414
Aleading dental journal claims that 68% of young adults do not brush their teeth regularly. a dental hygienist wants to conduct a survey to verify this with her young adult patients, and wants to do so with a margin of error (me) of ± 5%. what minimum sample size, rounded to the nearest whole person, does the hygienist need to use? hint: me equals plus or minus two times square root of start fraction p hat left parenthesis one minus p hat right parenthesis over n end fraction end square root, where p hat is the yes proportion in the sample and n is the sample size n ≥ 175 n ≥ 348 n ≥ 366 n ≥ 400
Answers: 3
Mathematics, 21.06.2019 20:00
The scatterplot below shows the number of hours that students read weekly and the number of hours that they spend on chores weekly. which statement about the scatterplot is true?
Answers: 2
Mathematics, 22.06.2019 00:00
Afair survey question is one that does not encourage biased responses. which survey question is fair? a.) do you agree that only unethical people take credit for other people’s work? b.) have you ever taken credit for somebody else’s work? c.) have you ever engaged in unethical behavior, such as taking credit for somebody else’s work? d.) don’t you think it is unethical to take credit for somebody else’s work?
Answers: 1
Mathematics, 22.06.2019 00:30
1/2+1/6-3/4 simplify the given expression leaving the answer in improper fraction form.
Answers: 2
Aleading dental journal claims that 68% of young adults do not brush their teeth regularly. a dental...
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