Ask a question from expert

Ask now

(PDF) An Introduction to Statistics

10 Pages1429 Words181 Views
   

Added on  2021-04-24

(PDF) An Introduction to Statistics

   Added on 2021-04-24

BookmarkShareRelated Documents
Answer 11.The histogram and the summary statistics for the variable length of delivery time is shown below:0.000.100.200.300.400.500.600.700.800.90051015202530HistogramDelivery time (minutes/ton.km)PercentDelivery time (minutes/ton.km)count50mean0.3788sample variance0.0329sample standarddeviation0.1813minimum0.09maximum0.82range0.73skewness0.5333kurtosis-0.1401coefficient of variation(CV)47.86%1st quartile0.2300median0.35503rd quartile0.4775interquartile range0.2475mode0.3200According to the summary statistics, the mean delivery time is 0.3788 minutes/ton.km, The range of thedelivery time is 0.73 minutes/ton.km.
(PDF) An Introduction to Statistics_1
The Histogram and summary statistics for the variable Customer satisfaction is shown below:123456789101105101520253035HistogramCustomer satisfactionPercentCustomersatisfactioncount50mean5.10sample variance4.05sample standarddeviation2.01minimum1maximum10range9skewness0.14kurtosis0.08coefficient of variation(CV)39.46%1st quartile4.00median5.003rd quartile6.00interquartile range2.00mode5.00According to the summary statistics, the mean customer satisfaction is 5.10, The range of the customersatisfaction is 9 and the standard deviation is 2.01.
(PDF) An Introduction to Statistics_2
The Histogram and summary statistics for the variable Sales Price is shown below:340360380400420440460480500520540051015202530HistogramSale price ($/ton)PercentSale price ($/ton)count50mean404.18sample variance1,760.72sample standarddeviation41.96minimum345maximum520range175skewness0.70kurtosis0.04coefficient of variation(CV)10.38%1st quartile375.75median395.503rd quartile433.50interquartile range57.75mode407.00 According to the summary statistics, the mean sale price is 404.18 ($/ton), The range of the sale price is 175($/ton) and the standard deviation is 41.96 ($/ton).
(PDF) An Introduction to Statistics_3

End of preview

Want to access all the pages? Upload your documents or become a member.

Related Documents
Business Statistics Research 2022
|11
|2016
|26

Descriptive Statistics for Rental Properties
|21
|2589
|26

Understanding and Managing Data - Desklib
|11
|2118
|435

Applied Quantitative Methods Question 2022
|13
|1217
|17

Analysis of Machine Motors' New Vehicle Advertising Strategy
|7
|938
|67

Applied Quantitative Methods Solutions
|12
|2070
|487