The data below shows the quantity of the food sales for the category of the food, a random sample of 30 samples of the range number of food sales was chosen and classified according to the category of the food. A researcher in Malaysia surveyed 30 samples of the range of the number of food sales that have been used for the category of the food. Based on the following results at a 1% level of significance, test whether there is a relationship between the number of food sales and food categories. Then, test the claims that the number of food sales for each category is equal.

What is their hypothesis testing?