Pillars |
482 |
363 |
368 |
313 |
373 |
325 |
384 |
3.2 Quiz Two • Name:
- ____________________ Determine the level of measurement for the pillars data.
- __________ Calculate the sample size n for the pillars data.
- __________ Calculate the sample mean x.
- __________ Calculate the sample standard deviation sx.
- __________ Calculate the sample coefficient of variation CV.
- __________ For a pillar count of 313, calculate the z-score.
- __________ For a pillar count of 482, calculate the z-score.
- __________ Is the z-score for a pillar count of 313 an unusual value, a z-score outlier?
- __________ Is the z-score for a pillar count of 482 an unusual value, a z-score outlier?
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Favorite food | Eight | Nine | Ten | All |
Pickled green papaya | 1 | | | 1 |
Rice | 1 | | 1 | 2 |
Ramen | 1 | 1 | | 2 |
Chicken | 5 | 1 | 1 | 7 |
Steak | 1 | | 1 | 2 |
Pizza/lasagna | 3 | 3 | 3 | 9 |
Yam | 1 | | 1 | 2 |
Potato salad | 1 | 3 | 1 | 5 |
Fish | 4 | 7 | 8 | 19 |
Ice cream | 1 | | | 1 |
Banana | 3 | 3 | 2 | 8 |
Pork | 1 | | | 1 |
Turkey | 1 | | | 1 |
Turtle | 1 | | 2 | 3 |
Watermelon | | 1 | | 1 |
Hot dog | | 1 | | 1 |
Cheeseburger | | 1 | | 2 |
Loco moco | | 1 | | 1 |
Taro | | | 1 | 1 |
Breadfruit | | | 3 | 3 |
Use the data in the favorite foods table for your section only to answer the following:
- ____________________ Determine the level of measurement.
- __________ Calculate the sample size n.
- __________ Determine the mode.
- Make a frequency table including the relative frequency
- Sketch a frequency histogram.