Functions, Statistics & Trigonometry AName: ______

Chapter 1: Exploring DataDate: ______

Practice Quiz 1.3 – 1.4Period: ______

Please circle answers.

Use the following data set to answers question1. The data set represents the age of worker’s in the Barry R. Ankney Real Estate Office.

Age of Barry R. Ankney Office Employees
38 / 29 / 23 / 34 / 57 / 48 / 23 / 47 / 33 / 30
42 / 33 / 27 / 51 / 52 / 28 / 37 / 50 / 49 / 35

1. Draw a Histogram of the data. Use 5 bins and label bin width. (Make sure to label your Histogram)

Bin / Frequency

2.Use the following data set to answers question 2. The data set represents the average high temperatures for December 1992-2009

Average High Temperatures for December 1992 - 2009
57 / 56 / 59 / 52 / 53 / 48 / 62 / 43 / 68
43 / 46 / 58 / 67 / 70 / 42 / 37 / 51 / 63

1. Draw a Relative Frequency Histogram of the data. Use 4 bins and label bin width. (Make sure to label your Histogram) (6pts)

Bin / Relative Frequency

#3) Find the mean, median, mode, and five-number summary for the following data (Include IQR)

61 / 61 / 65 / 71 / 72 / 74 / 77 / 77 / 78 / 81 / 83 / 88 / 92 / 94

#4) Draw a box plot for the following data. Include the five-number summary.

29 / 36 / 37 / 38 / 40 / 43 / 45 / 46 / 47 / 50

5) Look at the following data, find any outliers of the data using the 1.5 X IQR criterion. Must show work.

24 / 31 / 37 / 39 / 52 / 54 / 58 / 62 / 67 / 68 / 69 / 71 / 71 / 79 / 82
87 / 88 / 89 / 90 / 90 / 94 / 95 / 100 / 106 / 108 / 109 / 109 / 115 / 143 / 190