numeric interval in array type question - by: dbevi

Hello. I am beginner and i really appreciate your help. I have an array (text) question as shown on the attachment. I set the advanced settings to allow only numerical imput. Is it possible to control the numeber entered? Number in the first column should be between 5 and 5,4. in the second column should be between 5,5 and 6,4. in the third between 6,5 nd 7,4 and in the fourth between 7,5 and 8.
Thank you so much and sorry for my english