To gain some insights into the typical price consumers are willing to pay for a stand mixer, a retailer of kitchen appliances randomly selected 150 relevant invoices for transactions completed in March 2023 from their Birmingham Branch. Descriptive statistics, computed to summarise the data, are presented in Table 1 below. how to calculate upper quartile. Interpret the Standard deviation in the context of the scenario provided.Interpret the median in context of the scenario provided

Minimum	150
Maximum	400
Sum	45000
Count	150
Lower Quartile	120
Upper Quartile
Inter-quartile range (IQR)	220
Coefficient of Variation	16.7
Mean	300
Median	225
Mode	200
Standart deviation	50
Sample Variance	2500
Rannge	250