Mm207 Unit 4 Mid Term

Topics: Statistics, Measurement, Level of measurement Pages: 2 (619 words) Published: March 26, 2013
1. In the following situation identify the implied population. A recent report on the weekly news presented the findings of a study on the effectiveness of Onglyza, along with diet and exercise, for treating diabetes. my answer: The implied population is all the people who are diabetics. Diabetics were used to test the effectiveness of Onglyza, diet and exercise. 2. In the following scenario identify the type of statistical study that was conducted. A Gallop poll surveyed 1,018 adults by telephone, and 22% of them reported that they smoked cigarettes within the past week. my answer: This is an observational study because the sample population that was studied was not influenced by the researcher themselves. 3. In the following scenario what is the statistic and the parameter (population as a whole) it would estimate. A recent study of 460 drivers age 70 and over by the National Highway Traffic Safety Administration reported that 75% of those drivers had uncorrected vision problems. my answer: 75% (345 people) was the reported statistic from the 460 drivers of 70 or older drivers. my answer: The assumed parameter would be the population of drivers that had uncorrected vision that were 70 years old or older. 4. What type of sampling procedure was used to collect the data in the MM207 Student Data Set? my answer: I would say convience sampling because this was a population that was readily available; college students. You have the ability to pull many data variables from college students like gender, gpa, and hair color as examples. 5. From the MM207 Student Data Set identify one variable that is discrete and one variable that is continuous. Explain your reasoning. How do you know? a) Discrete: my answer: Gender would be discrete because it’s basically one or the other, male or female. From our studies it states discrete consists of indivisible categories, just like male or female.

MM207 Mid-Term Project
b) Continuous: my...
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