How to know if your teacher hates you?

ok, i just got moved to a new advisory/homeroom and today we had to go to the coumpter lab. in advisory we can talk and do what ever we wnt. so in the comupter lab she said you cand wat ever u wnt but when i go to seat dwn she said seat in the back i need to watch wat ur going oline so i ask y do u hav to watch me me only, y cnt i seat in the front she said all seats are takin in the front but there was at least 5 seats opened so i say w.e and go in the back and seat but then i turn it on and start talking to my friend and iam nt the only one talking shes says stop talking ionly to me i blow tht off but then whe i go on a website she says if u dnt turn off ur volum off i well kick you out but only thing is i nr=ever but on the volum because i had headphones in so do u think mt teacher hates me and ps iam black maybe tht has something to do wit tht idk