Exercises must be presented in a neat, well organized and professional manner as follows:
• Show your name at the top of other page and Staple it.
• The problem statement should include the essence of what is given and what is to be determine, not the question as provided to you. Include figures as appropriate.
• Problem solution presented in a logical, orderly fashion, and sufficient but brief text (such as headers) to clearly explain the procedure used. All calculations shown separately, including units and conversions. And four decimal places. BOX your Answer; late work will not be accepted.
ABC CIVIL Engineering Firm; reported average age of work force on new Construction Project from 2012 to 2015 are:
Year 2012:
22 37 28 63 32 26 31 27 27 28
30 26 29 24 38 25 29 41 30 35
Year 2013:
35 33 29 38 54 24 25 46 41 28
40 39 29 27 31 38 29 25 35 60
Year 2014:
43 35 34 34 27 37 42 41 36 32
41 33 31 74 33 50 38 61 21 41
Year 2015:
26 80 42 29 33 35 45 46 39 34
25 26 35 33 35 28
Calculate and show detail of your work for:
Part I: Population:
a) Determine Mean, Mode, Median, Range, and Standard Deviation.
b) Steam and Leaves, 5-Classes, Relative Frequency, Cumulative Frequency, Histogram
c) Show Dot Graph, Polygon Chart, and Pie Chart.
Part II:Sample:
Randomly selected work forces from the above report are: 37, 32, 29, 33, 25, 31, 34, 37, 36, 33, 35, and 35.
a) Determine Mean, Mode, Median, Range, and Standard Deviation.
b) Q1, Q2, Q3, Minimum, and Maximum; Show detail of graph of the BOX PLOT.