| Density g/cm³ | ratio | 1. What is the level of measurement? | ||
| 1.79 | 20 | 2. Find the sample size n. | ||
| 1.69 | 0.54 | 3. Find the minimum. | ||
| 1.43 | 1.79 | 4. Find the maximum. | ||
| 0.98 | 1.25 | 5. Find the range. | ||
| 0.89 | 1.17 | 6. Find the midrange. | ||
| 0.93 | 0.54 | 7. Find the mode. | ||
| 0.7 | 1.17 | 8. Find the median. | ||
| 0.54 | 1.17 | 9. Find the sample mean x. | ||
| 1.57 | 0.4 | 10. Find the sample standard deviation sx. | ||
| 1.47 | 0.34 | 11. Find the sample coefficient of variation CV. | ||
| 1.64 | 0.25 | 12. Width | ||
| 1.47 | 13. Frequency table | |||
| 1.36 | CUL | Freq f | Rel Freq | |
| 1.44 | 0.79 | 4 | 0.2 | |
| 1.45 | 1.04 | 6 | 0.3 | |
| 0.98 | 1.29 | 0 | 0 | |
| 0.89 | 1.54 | 6 | 0.3 | |
| 0.93 | 1.79 | 4 | 0.2 | |
| 0.7 | 20 | 1 | ||
| 0.54 | ||||
| 14. Sketch a relative frequency histogram | ||||
| Bimodal | 15. What is the shape of the histogram? | |||
| Two | 16. Based on the histogram, how many different kinds of soap? | |||
| 3.27 | 17. z for 2.48 g/cm³. | |||
| Unusual | 18. Ordinary or? | |||
| Errors | 19. Accurate or error? |