____ 1. Likert scale: Always, often, rarely, never | A. Nominal | |

____ 2. Favorite meat: Chicken, spam, tuna, turkey tail | B. Ordinal | |

____ 3. Year: 1981, 1987, 1999, 2002 | C. Interval | |

____ 4. Speeds: 30 kph, 40 kph, 50 kph, 60 kph, 70 kph | D. Ratio |

- What is the sample size n for the data given in question number 4? ______

- A sample of ramen products was taken with the prices being recorded in cents. The
products had the following prices:

25, 25, 25, 25, 30, 30, 30, 32, 32, 40, 41, 50, 60, 70, 100

- What is the minimum value in this data set? _____

- What is the maximum value in this data set _____

- What is the range for this data? ______________

- If this data is to be divided into five bins (classes, intervals) what is the width of a
single bin? ________

- Determine the frequency and calculate the relative frequency using five bins (classes,
intervals). Record your results in the table provided.
Bins ( Classes or Intervals) Frequency Relative Frequency

_______

_______

_______

_______

_______

_______

_______

_______

_______

_______

_______

_______

_______

_______

_______**Sum:**

_______________

_______________ - Sketch a relative frequency histogram of the data, labeling your horizontal axis and
vertical axis as appropriate.

- What is the shape of the distribution? _____

- What is the sample size n? _____________

- What is the mode? ___________

- What is the median? ___________

- What is the sample mean? ___________

- What is the minimum value in this data set? _____
- Sketch a pie chart of the following data on this page:

Hours per day Sleep 8 Work 9 Household tasks 3 Homework 2 CNN/Discovery channel 2