Category Archives: Eli

All Blogs Time line for user Eli

W15_Eli_Correlation, T-Test, Chi-Square Test


1.            Problem Recognition Investopedia defines that gross domestic product (GDP) is one of the primary indicator used to gauge the health of a country’s economy. It only measures economic activity: how much the country is producing or consuming, but not … Continue reading

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W14_Eli_Making versus Purchasing (Outsourcing) Studies


1.            Problem Recognition Eid al-Fitr will be coming in three months. My mother love cooking. Just like any mothers she likes to prepare her signature Eid meal: ketupat, opor ayam, rendang, sambal goreng krecek, and sambal goreng buncis tempe. Since … Continue reading

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W13_Eli_Histogram of Mobile Phone Subscriptions


1.            Problem Definition I am planning to implement phone survey for data collection. The sample will be located in East Asia & Pacific and Sub-Saharan Africa Region. Prior the real survey, I need to find out the exposure of this … Continue reading

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W12_Eli_Comparison of Depreciation Methods


1. Problem Recognition Thunder Light Limited is a fireworks manufacturing company which located in California, US. They have decided to purchase Herman Miller’s office chairs for $350,000 for their new office with the trade-in of their old ergonomic office chairs. … Continue reading

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W11_Eli_Learning Curve for Blog Writing & Posting


1. Problem Recognition Starting from W9, Mercure Team is the process of rebaselining. I am observing my individual actual hours spent on blog writing and posting (MER03). I am plotting the actual hours spent on blog writing and posting from … Continue reading

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W10_Eli_Test the Value of R2


1. Problem Recognition In my previous blog posted March 14 and 21, 2013, I have examined that the Singapore’s Customer Price Index (CPI) Data (n=20, n=10, n=8, n=6, n= 4, n=2) was not out of control due external and special … Continue reading

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W9_Eli_SPC_Determine Out of Control


1. Problem Recognition In my previous blog posted March 14, 2013, I explored Statistical Process Control (SPC) to examine that the Singapore’s Customer Price Index (CPI) Data was not out of control due external and special causes, prior the trend-line … Continue reading

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