image Transcription Text case Study 14-2 A Health Educator Wants To Evaluate College Essay Help Free

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Case Study 14-2 A health educator wants to evaluate the effect of a dental film on the frequency with which children brush their teeth. A random selection of 8 children are used for the experiment. First, a baseline of the number of times the children brush their teeth over a month’s period is established. Next, the children are shown the dental film and again the number of teeth brushings are recorded for a month. The following data are recorded. Subject 1 2 3 4 5 6 7 8 After film 28 29 25 30 25 27 28 24 Baseline 25 28 22 30 26 24 25 22 _ 15. Refer to Case Study 14-2. The obtained value of the appropriate statistic is a -3.13 b 3.14 c 3.58 d 3.57
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