the percentage of total sales by medthods
the percentage of total sales by medthods
The line graph demonstrates the proportion of the whole quantity of sales by measures from 2011 to 2018.
Overall, the percentage of the greatest sales by streams had an upward trend, while both that of total sales through download and CDs purchased had downward trends.
The data on the greatest quantity by streams had an increase significantly from 5% to 25% over the 5-year period since 2011. Nevertheless, it is undeniable that this data went up by 15% from 2016 to 2018, which was more rapidly than the previous period.
Look at the others more closely, we can see that that of whole quantity sales by download and CDs purchased had the similar phenomenon. Initially, the proportion of sum of sales through download had fluctuations reaching the highest point of approximately 45% in 2014. However, overall was the trend that one hit the low of 30% in 2018, even though it was 35% in 2011. Secondly, the data on CDs purchased has a magnificent decrease by virtually half of this data, which was 30%.
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Band điểm Task Achivement ước lượng: 6
Band Score: 6
Explanation: The essay provides an overview of the main trends in the data, but it does not fully extend the key features. For example, the essay states that the percentage of sales by streams had an upward trend, but it does not provide any specific details about the rate of increase. Similarly, the essay states that the percentage of sales by downloads had fluctuations, but it does not provide any specific details about the peaks and troughs.
How to improve: The essay could be improved by providing more specific details about the key features of the data. For example, the essay could state that the percentage of sales by streams increased from 5% to 25% over the 7-year period, and that this increase was more rapid in the last two years. The essay could also provide more specific details about the fluctuations in the percentage of sales by downloads, such as the fact that it reached a peak of 45% in 2014 and then fell to 30% in 2018.
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