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The accompanying data came from a study of collusion in bidding within the construction industry. No. Bidders No. Contracts Frequency 30 25 2 20 3 15 10 4 5 5 0 6 7 8 9 10 LUSE SALT 11 6 20 26 17 12 (a) What proportion of the contracts involved at most five bidders? At least five bidders? (Round your answers to four decimal places.) at most five bidders 0.6699 at least five bidders 0.3301 8 5 (b) What proportion of the contracts involved between five and 10 bidders, inclusive? Strictly between five and 10 bidders? (Round your answers to four decimal places.) between five and 10 bidders, inclusive 0.4854 strictly between five and 10 bidders 0.4854 (c) Construct a histogram/bar chart. 6 2 1 x 2 3 4 5 6 7 8 9 10 11 Number of bidders ✓ x Frequency 30 25 20 15 10 5 0 2 3 4 5 6 7 8 9 10 11 Number of bidders Frequency 30 25 20 15 10 5 0 2 3 4 5 6 7 8 9 10 11 Number of bidders Frequency 30 25 20 15 10 s 2 3 4 5 6 7 8 9 10 11 Number of bidders

The accompanying data came from a study of collusion in bidding within the construction industry. No. Bidders No. Contracts Frequency 30 25 2 20 3 15 10 4 5 5 0 6 7 8 9 10 LUSE SALT 11 6 20 26 17 12 (a) What proportion of the contracts involved at most five bidders? At least five bidders? (Round your answers to four decimal places.) at most five bidders 0.6699 at least five bidders 0.3301 8 5 (b) What proportion of the contracts involved between five and 10 bidders, inclusive? Strictly between five and 10 bidders? (Round your answers to four decimal places.) between five and 10 bidders, inclusive 0.4854 strictly between five and 10 bidders 0.4854 (c) Construct a histogram/bar chart. 6 2 1 x 2 3 4 5 6 7 8 9 10 11 Number of bidders ✓ x Frequency 30 25 20 15 10 5 0 2 3 4 5 6 7 8 9 10 11 Number of bidders Frequency 30 25 20 15 10 5 0 2 3 4 5 6 7 8 9 10 11 Number of bidders Frequency 30 25 20 15 10 s 2 3 4 5 6 7 8 9 10 11 Number of bidders

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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The accompanying data came from a study of collusion in bidding within the construction industry. No. Bidders No. Contracts Frequency 30 25 20 15 2 10 3 5 4 0 5 6 7 8 9 10 11 USE SALT 6 20 26 (a) What proportion of the contracts involved at most five bidders? At least five bidders? (Round your answers to four decimal places.) at most five bidders 0.6699 at least five bidders 0.3301 17 12 (b) What proportion of the contracts involved between five and 10 bidders, inclusive? Strictly between five and 10 bidders? (Round your answers to four decimal places.) between five and 10 bidders, inclusive 0.4854 strictly between five and 10 bidders 0.4854 (c) Construct a histogram/bar chart. 8 5 6 2 1 X 2 3 4 5 6 7 8 9 10 11 Number of bidders Comment on interesting features. The distribution of number of bidders is positively X Frequency 30 25 20 15 10 2 3 4 5 6 7 8 9 10 11 Number of bidders skewed, ranging from a low of 2 Frequency 30 25 20 5 bidders to a high of 11 2 3 4 5 6 7 8 9 10 11 Number of bidders Frequency 30 25 20 15 10 5 0 2 3 4 5 6 7 8 9 10 11 Number of bidders bidders, with a typical value of around 4-5 bidders. i
Transcribed Image Text:The accompanying data came from a study of collusion in bidding within the construction industry. No. Bidders No. Contracts Frequency 30 25 20 15 2 10 3 5 4 0 5 6 7 8 9 10 11 USE SALT 6 20 26 (a) What proportion of the contracts involved at most five bidders? At least five bidders? (Round your answers to four decimal places.) at most five bidders 0.6699 at least five bidders 0.3301 17 12 (b) What proportion of the contracts involved between five and 10 bidders, inclusive? Strictly between five and 10 bidders? (Round your answers to four decimal places.) between five and 10 bidders, inclusive 0.4854 strictly between five and 10 bidders 0.4854 (c) Construct a histogram/bar chart. 8 5 6 2 1 X 2 3 4 5 6 7 8 9 10 11 Number of bidders Comment on interesting features. The distribution of number of bidders is positively X Frequency 30 25 20 15 10 2 3 4 5 6 7 8 9 10 11 Number of bidders skewed, ranging from a low of 2 Frequency 30 25 20 5 bidders to a high of 11 2 3 4 5 6 7 8 9 10 11 Number of bidders Frequency 30 25 20 15 10 5 0 2 3 4 5 6 7 8 9 10 11 Number of bidders bidders, with a typical value of around 4-5 bidders. i
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