Lab #3 Speech or Presentation Example | Topics and Well Written Essays - 500 words

Lab #3 - Speech or Presentation Example Therefore, people are not watching a lot of TV. Respondents mean number of hours watching television per day is greater than the median number of hours watching television per day that suggest positive skewness (right skewed). As can be seen in figure 1, the distribution of number of hours watching television per day is skewed to right (the long tail of histogram point’s right). This visual skewness is also supported by coefficient of skewness, which is 2.82. 2. Complete a â€Å"Select Cases† function in SPSS to obtain a sample from the overall population (entire data-set). Using the â€Å"degree† variable, select cases so you are taking the part of the dataset that reported having less than High School as their response. After completing the function, re-run the appropriate statistics and visual representation for the â€Å"tvhours† variable and answer the following questions (3 Marks) The average number of hours per day that respondents with less than High School watch television is about 3.93 hours (SD = 2.82). About half of the respondents with less than High School watch television up to 3.5 hours per day. About 50% of the respondents with less than High School watch television in between 2 to 5 hours per day. Most of the respondents with less than High School watch television 2 hours per day. The range of the number of hours watching television by respondents with less than High School is 24 hours per day with minimum being 0 hours per day and maximum being 24 hours per day (may be an error in data!). Watching television greater than 3 hours per day, in my opinion is a lot. Therefore, respondents with less than High School are watching a lot of TV. The mean number of hours watching television per day for respondents with less than High School is greater than the median number of hours watching television per day that suggest positive skewness (right skewed). As can be seen in figure 2, the distribution of number of hours