Qualitative & Quantitative Data

Discussion Question:

1. What is qualitative data? How do qualitative data differ from quantitative data?

Data that approximates or characterizes but does not measure the attributes, characteristics, properties, etc., of a thing or phenomenon.

Basically, qualitative data is something that you can feel or observe. Such as, this cloth is soft, or this thing is heavy.

Quantitative data, on the other hand, is something that you can measure. Such as, this cloth is 50 yards long, or this thing weighs 50 kg.

Qualitative Data | Quantitative Data |

Overview * Deals with descriptions. * Data can be observed but not measured. * Colors, textures, smells, tastes, appearance, beauty, etc. * Qualitative → Quality | Overview * Deals with numbers. * Data which can be measured. * Length, height, area, volume, weight, speed, time, temperature, humidity, sound levels, cost, members, ages, etc. * Quantitative → Quantity  |

Example 1: Oil Painting Qualitative data * blue/green colour, gold frame * smells old and musty * texture shows brush strokes of oil paint * peaceful scene of the country * masterful brush strokes | Example 1: Oil panting Quantitative data * picture is 10" by 14" * with frame 14" by 18" * weighs 8.5 pounds * Surface area of painting is 140 sq. in. * cost $300 |

Example 2: Latte Qualitative data * robust aroma * frothy appearance * strong taste * burgundy cup | Example 2: Latte Quantitative data * 12 ounces of latte * Serving temperature 150º F. * serving cup 7 inches in height * cost $4.95 |

Example 3: Freshman Class Qualitative data * friendly demeanours * civic minded * environmentalists * positive school spirit | Example 3: Freshman Class Quantitative data * 672 students * 394 girls, 278 boys * 68% on honour roll * 150 students accelerated in mathematics  |

2) Describe the main steps in...