The final grades for a statistics course are listed on the picture. answers must be in 4 decimal places. 1. Construct a stem-and-leaf display of this data. 2. Construct a frequency table with the...

Extracted text: The final grades for a statistics course are listed on the picture. answers must be in 4 decimal places. 1. Construct a stem-and-leaf display of this data. 2. Construct a frequency table with the following information: lower class boundary, upper class boundary, midpoint, frequency, relative frequency, less than or equal to cumulative frequency, greater than or equal to cumulative frequency, and other information that may help you determine the different parameters in the next items. 3. Determine the mean. 4. Mark the median class and determine the median. 5. Mark the modal class and determine the mode. 6. Determine the MAD. 7. Determine the standard deviation. 8. Determine the coefficient of skewness and interpret the results. 9. Determine the coefficient of kurtosis and interpret the results. 10. Construct a histogram.


Extracted text: 78 67 79 81 64 83 89 79| 32 95 75 54 76 82 57 41 78 64 84 61 65 | 85 63 70 52| 92| 80 | 88 62 | 90 80 82| 55 74 72 48 74 84 85 98