CPI Comparison of 6 Middle East Countries Name

CPI Comparison of 6 Middle East Countries Name: SARA MOHAMED MGMT 600 Applied Managerial Decision-Making Project Due Data: December 12, 2019

Middle East Countries 1. Egypt 2. Iran 3. Iraq 4. Israel 5. Qatar 6. Saudi Arabia

What is CPI? It is a measure of Inflation that indicates average change in prices over time for different goods and services. For example: Transportation Food Vegetables & Fruits Health care Education etc. It is also called cost of living index. It is the most used statistics measure to determine inflation / deflation. Further information can be seen here: (https: //www. investopedia. com/terms/c/consu merpriceindex. asp#what-is-the-consumer-priceindex--cpi)

Objective The objective of this research is to compare the CPI of six middle east countries.

Data Source https: //data. worldbank. org/? loc ations=ZQ-EG-IR-SA-AE-IL-PS-YEQA

CPI DATA(1990 -2017) SMohamed, 2019

Method of Analysis Descriptive Statistics 95% Confidence Interval Multiple Comparison Graph

Data Summary Egypt Mean Iraq Israel Qatar Saudia 74. 9584 84. 59928 54. 9279 81. 93412 77. 39752 87. 78216 Standard Error 9. 981375 18. 97863 8. 885834 4. 247211 4. 748106 3. 152643 Median 52. 28614 40. 75797 38. 23152 86. 85433 65. 48292 78. 7359 Mode Standard Deviation #N/A #N/A 52. 81647 100. 4255 47. 01941 22. 47413 25. 12462 16. 68222 2789. 58 10085. 28 2210. 825 505. 0864 631. 2464 278. 2965 Kurtosis 1. 563626 0. 895294 -1. 77256 -0. 36834 -1. 66276 -0. 87405 Skewness 1. 393564 1. 439491 0. 215412 -0. 78957 0. 314902 0. 898829 Range 211. 9581 334. 1297 119. 3878 74. 86148 69. 33307 49. 24392 Minimum 19. 14719 2. 974217 0. 030568 32. 52011 46. 52395 69. 76714 Maximum 231. 1053 337. 104 119. 4184 107. 3816 115. 857 119. 0111 Sum 2098. 835 2368. 78 1537. 981 2294. 155 2167. 131 2457. 9 28 28 28 20. 48009 38. 94093 18. 23223 8. 714557 9. 742309 6. 46869 Sample Variance Count SMohamed, 2019 Level(95. 0%) Confidence

95% Confidence Interval of Mean SMohamed, 2019

Multiple Comparison Graph CPI Comparision for Six Middle East Countries 140 120 100 CPI(%) 80 60 40 20 0 Egypt Iran Iraq Israel Qatar Countries Upper 95% Conf Lim SMohamed, 2019 Lower 95% Conf Lim Mean Saudia

Results Egypt Egypt Iran Iraq Israel Qatar AND AND AND AND Iran Iraq Israel Qatar Saudia Iraq Isreal Qatar Saudia Israel Qatar Saudia SMohamed, 2019 Are they different? If yes, which is higher? no NO NO NO no NO NO YES ISRAEL no YES SAUDIA NO NO NO We can easily see that only 2 countries are Different.

Conclusion • Iran has highest inflation. • Iraq has least inflation. (Iraq is a war ridden territory!) • There is significant differences in the mean CPI of six countries, as can be seen by 95% confidence interval.

References French, V. (2019). MGMT 600 class lecture on Multiple Comparison Analysis. Personal collection of V. French, Colorado Technical University, Aurora CO. Investopia. (2019). The Consumer Price Index. Retrieved from: https: //www. investopedia. com/terms/c/consumerpriceindex. asp#what-is-the -consumer-price-index--cpi Mohamed, S. (2019). MGMT 600 class assignment on the project [Excel spreadsheet]. Personal collection of V. French, Colorado Technical University, Aurora CO. World Bank. (2019). The World Bank Dat. Retrieved from: https: //data. worldbank. org/? locations=ZQ-EG-IR-SA-AE-IL-PS-YE-QA