Compute arithmetic mean time taken over each kilometer

Assignment Help Basic Statistics

Reference no: EM13140543

The data below shows the time used to lay pipes over a distance of one kilometer recorded over a distance of 50 kilometers in minutes. The laying of pipes is being done by National Water & Sewerage Corporation workers in a bid to improve access to clean drinking water in rural areas.

156 70 64 82 86
88 96 90 70 94
72 102 70 144 90
120 94 106 74 122
108 158 84 84 90
70 70 102 88 68
68 136 90 76 72
120 84 136 74 136
88 94 98 102 98
152 86 130 124 130

Using the above data,

i. Generate a frequency distribution table starting with classes 60-79, 80-99, 100-119, etc
ii. Compute the Arithmetic mean time taken over each kilometer.
iii. Compute the median time
iv. Calculate and explain the meaning of the standard deviation of the time taken to lay pipes over one kilometer.

Reference no: EM13140543

Questions Cloud

Discussions that have occurred in the tda : Write an article arguing this position. You may or may not agree with this proposition. However, based upon the materials covered in this course and the discussions that have occurred in the TDAs, you should be able to articulate a cogent, persuas..

Net income to the amount of cash provided : During the year, accounts receivable increased by $ 4,000, inventory decreased by $ 6,000, accounts payable increased by $ 3,000, and accrued expenses payable decreased by $ 2,000. Reconcile the amount of net income to the amount of cash provided ..

What is the gross demand for consumption by a iciw : What is the gross demand for consumption by a ICIW tribe member for pineapples in period 1? In period 2? For a GHN tribe member in period 1? In period 2?

What is the ph : What is the pH in which 10.0mL of 0.010 mol/L Sr(OH)2 are added to 10.0mL of 0.010mol/L HCl?

Compute arithmetic mean time taken over each kilometer : Generate a frequency distribution table starting with classes 60-79, 80-99, 100-119, etc. Compute the Arithmetic mean time taken over each kilometer.

Does glucose, water and yeast produce carbon dioxide : 1. Does glucose, water, and yeast produce carbon dioxide? 2. Does Magnesium sulfate, glucose, and yeast produce carbon dioxide? 3. Does Sodium fluoride, glucose, water, and yeast produce carbon dioxide?

Determine amount of cash provided by or used for financing : the company purchased treasury stock for $ 35,000 and paid dividends on common and preferred stock for $ 24,000. Determine amount of cash provided by or used for financing activities during the year.

Compute the speedup and efficiency : computation with 5% of the code that cannot be paralleled, compute the speedup and efficiency.

What does the term consolidation process mean : what does the term consolidation process mean? What is the purpose of a worksheet during the consolidation process?

User Account

All Pages