Sample data on the number of days it takes to sell property in three districts in Hong Kong is presented below. You want to know if there is a significant difference in the number of days it takes to sell property in the three districts using a 0.05 level of significance. Show the 6 steps of hypothesis testing to earn 1 mark.

Yau Tsim Mong	Central	Shatin
34	33	26
52	21	32
40	26	25
54	50	17
27	28	12