Statistics > EXAM > STAT 200 ELEMENTARY STATISTICS-Week 2 Homework (All)
2.2.13 Students in a statistics class took their first test. The following are the scores they earned. Create a frequency distribution and histogram for the data using classlimitsthat make sense for ... grade data. Describe the shape of the distribution. 2.3.1 Students in a statistics class took their first test. The data in table #2.3.4 are the scores they earned. Create a stem-and-leaf plot. Variable Frequency Relative Frequency 58 – 64.5 1 .04 64.5 – 70.5 1 .04 70.5 – 76.5 6 .24 76.5 – 82.5 10 .4 82.5 – 88.5 2 .08 88.5 – 94.5 4 .16 94.5 – 100 1 .04 TOTAL 25 1.00 Unimodal Symmetric GRADES Unimodal Symmetric 5 6 7 8 9 8 7 0 0 3 3 4 4 6 9 9 9 9 9 0 0 0 1 3 5 8 9 3 3 4 2.3.3 When an anthropologist finds skeletal remains, they need to figure out the height of the person. The height of a person (in cm) and the length of one of their metacarpal bone (in cm) were collected and are in table #2.4.6 ("Prediction of height," 2013). Create a scatter plot and state if there is a relationship between the height of a person and the length of their metacarpal. [Show More]
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