Tablet PC Comparison provides
Tablet PC Comparison provides a wide variety of informationabout tablet computers. The company’s website enables consumers toeasily compare different tablets using factors such as cost, typeof operating system, display size, battery life, and CPUmanufacturer. A sample of 8 tablet computers is shown in the tablebelow.
| Tablet | Cost ($) | OperatingSystem | DisplaySize(inches) | BatteryLife(hours) | CPUManufacturer |
| Acer Iconia W510 | 599 | Windows | 10.1 | 8.5 | Intel |
| Amazon Kindle Fire HD | 299 | Android | 8.9 | 9 | TI OMAP |
| Apple iPad 4 | 499 | IOS | 9.7 | 11 | Apple |
| HP Envy X2 | 860 | Windows | 11.6 | 8 | Intel |
| Motorola Droid XYboard | 530 | Android | 10.1 | 9 | TI OMAP |
| Samsung Ativ Smart PC | 590 | Windows | 11.6 | 7 | Intel |
| Samsung Galaxy Tab | 525 | Android | 10.1 | 10 | Nvidia |
| Sony Tablet S | 360 | Android | 9.4 | 8 | Nvidia |
a. How many elements are in this dataset?
b. How many variables are in this dataset?
c. Which variables are categorical and whichvariables are quantitative?
| Variable | Categorical/Quantitative |
| Cost ($) | SelectCategoricalQuantitativeItem 3 |
| Operating System | SelectCategoricalQuantitativeItem 4 |
| Display Size (inches) | SelectCategoricalQuantitativeItem 5 |
| Battery Life (hours) | SelectCategoricalQuantitativeItem 6 |
| CPU Manufacturer | SelectCategoricalQuantitativeItem 7 |
d. What type of measurement scale is used foreach of the variables?
| Variable | Measurement Scale |
| Cost ($) | SelectOrdinalRatioNominalItem 8 |
| Operating System | SelectOrdinalRatioNominalItem 9 |
| Display Size (inches) | SelectOrdinalRatioNominalItem 10 |
| Battery Life (hours) | SelectOrdinalRatioNominalItem 11 |
| CPU Manufacturer | SelectOrdinalRatioNominalItem 12 |
Answer:
A)
there are total 8 elements . the count of the elements isdetermined by simply couting the total number of tablets in thedata set
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