The following are data from a hypothetical study of eating patterns among people in different occupations. Bus drivers, schoolteachers, and administrators completed an eating pattern survey. The following data is each participant’s mean Junk Food score, with higher numbers indicating more consumption of junk food (interval scale of measurement). Select the appropriate statistical analysis to answer whether there is a difference among these three groups in terms of eating patterns.
Bus drivers |
school teachers |
Adminis-trators |
8 |
9 |
2 |
6 |
5 |
5 |
9 |
7 |
7 |
8 |
5 |
7 |
7 |
5 |
5 |
7 |
7 |
8 |
5 |
6 |
3 |
9 |
8 |
8 |
7 |
7 |
8 |
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The following are data from a hypothetical study of eating patterns among people in different occupations....
These data are from the study about social deprivation and worry among college students. Calculate the following statistics for the two groups: Mean, Median, Mode, Sum of square deviation, Variance, and Standard deviation. For each subject, what is his or her z score? Hint: the following layout of the data may make the calculation easier: Group 3 (those deprived for two weeks) х м X-M (X - M)? Z score 8 9 6 7 8 5 7 8 7 7
Part II – Descriptive epidemiology and hypothesis generation Staff members from the local health department where the terminal stop of the bus route was located were invited to participate in the investigation. In addition, physicians attending to the cases of botulism were asked to provide demographic and clinical information on their patients. (Table 1) In addition to identifying the most likely time period of exposure, the hypothesis-generating interviews with cases and other bus drivers, identified eating at the terminal home...
The following data were collected as part of a study of coffee consumption among medical students. The following reflect cups per day consumed: First, put the data in order from lowest to highest: 0, 1, 2, 2, 3, 4, 6, 8 This will help you to find the median and the quartiles 1) Compute the sample mean and round to one decimal place (see page 100), 2) Compute the sample median and round to one decimal place (see page 88)...
The following data were collected as part of a study of coffee consumption among medical students. The following reflect cups per day consumed: 3 4 6 8 2 1 0 2 First, put the data in order from lowest to highest: 0, 1, 2, 2, 3, 4, 6, 8 This will help you to find the median and the quartiles! 1) Compute the sample mean and round to one decimal place (see page 100). ____ 2) Compute the sample median...
The following data were collected as part of a study of coffee consumption among medical students. The following reflect cups per day consumed: First, put the data in order from lowest to highest: 0, 1, 2, 2, 3, 4, 6, 8 This will help you to find the median and the quartiles! 1) Compute the sample mean and round to ane decimal place (see page 100 2) Compute the sample median and round to one decimal place (see page 88)....
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Choose the proper statistical technique to use for each scenario and match from the list below. A) One sample test for a mean B) One sample test for a proportion C) Two sample test for means- independent D) Two sample test for means – paired E) Two sample test for proportions F) Chi square test of independence G) Chi square test for proportions H) One Way Analysis of Variance I) Correlation J) Simple regression K) Multiple regression L) Time series...