لطلاب الجامعة العربية المفتوحة وحل واجب MU123 أستاذ جامعي لتدرس
TMA mu123 discovering mathematics
TMA حل واجبات الجامعة العربية المفتوحة
MU123 (Discovering Mathematics)
Tutor Marked Assignment (TMA)
2013-2014, Second semester
This TMA is based on Units 1, 2, 3, 4 and 11, MU123Discovering Mathematics. It is marked out of 100 and is worth 20% of the overall assessment component. This TMA requires the students to apply course concepts that deal with working with numbers, percentages, ratios, statistical concepts and pictures.
The TMA is intended to:
- Apply how to use the statistical measurements and interpret the results.
- Develop your skills of classification of statistical analysis.
The TMA:
The following table describes the estimated population of the Arab states at year 2013.
Country | Estimated population |
Algeria | 38,295,000 |
Bahrain | 1,546,000 |
Comoros | 743,000 |
Djibouti | 912,000 |
Egypt | 84,605,000 |
Iraq | 35,404,000 |
Jordan | 6,517,000 |
Kuwait | 3,852,000 |
Lebanon | 4,127,000 |
Libya | 6,323,000 |
Mauritania | 3,461,000 |
Morocco | 32,950,000 |
Oman | 3,942,000 |
Palestine | 4,421,000 |
Qatar | 1,917,000 |
Saudi Arabia | 30,193,000 |
Somalia | 9,662,000 |
Sudan | 35,150,000 |
Syria | 22,169,000 |
Tunisia | 10,889,000 |
United Arab Emirates | 8,659,000 |
Yemen | 25,252,000 |
From theabove table, answer the following 9questions showing your calculation.
- Calculate the mean, median, range and interquartile range. (10 points)
- Calculate the standard deviation (use the same steps you learned in your course. (10 points).
- Find the percentage of the population of each country to the total population.(do your calculations only for the first five countries listed in the table) (10 points)
- Round the estimated population for the last five countries to three significant numbers. (10 points)
- What fraction of the population of Gulf Cooperation Council to the total of Arab States population? Give your answer in its simplest form. (10 points)
- If the total population of Arab countries is estimated to increase to 380 million in one year, what is the percentage increase of the total population? Show how you calculated it. (10 points).
- If the world population is estimated as 6,908,688,000 what is the ratio of the Arab state population to the world population? (10 points)
- Explain your results found in question 1, what did you learn from your results? (40-50 words). (10 points)
- Use Microsoft Excel in presenting the above data in bar charts. Explain your resultsin 40-50 words. (10 points)
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