75 39.0000| 10 en 40 De 717e N30 (a) Briefly describe the distribution of the daily sales (shape, center and spread). (b) For this data, would you use the mean or the median as a measure of central tendency? Explain your answer. (c) Find the range of daily sales. 00 2000 40 00 100 00 sales (d) Construct a boxplot of the daily sales. Hence, comment on the nature of skewness exhibited by the data. Frequency

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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1.1 The daily sales of an airtime vendor over a period of one month are summarised as follows:
Statistics
sales
Valid
30
Missing
Mean
31.4000
Std. Deviation
1.71778E1
Minimum
9.00
Maximum
86.00
18.5000
28.0000
Percentiles
25
50
39.0000|
75
10
an 40
Shd De 17e
(a) Briefly describe the distribution of the
daily sales (shape, center and spread).
(b) For this data, would you use the mean or
the median as a measure of central tendency?
Explain your answer.
(c) Find the range of daily sales.
000
2000
40 00
100 00
sales
(d) Construct a boxplot of the daily sales.
Hence, comment on the nature of skewness exhibited by the data.
kouanba
Transcribed Image Text:1.1 The daily sales of an airtime vendor over a period of one month are summarised as follows: Statistics sales Valid 30 Missing Mean 31.4000 Std. Deviation 1.71778E1 Minimum 9.00 Maximum 86.00 18.5000 28.0000 Percentiles 25 50 39.0000| 75 10 an 40 Shd De 17e (a) Briefly describe the distribution of the daily sales (shape, center and spread). (b) For this data, would you use the mean or the median as a measure of central tendency? Explain your answer. (c) Find the range of daily sales. 000 2000 40 00 100 00 sales (d) Construct a boxplot of the daily sales. Hence, comment on the nature of skewness exhibited by the data. kouanba
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