If your looking for X, it would be X = 7
In total, Kay took 5+14+2=21exams. she got 80%-90% on 14 of them. the probably is 14/21 which is 2/3. Therefore, the probability of Kay getting 80%-90% on her next exam is 2/3 or 66.6%
Answer:
I think it is a) exponential
Answer:
A
Step-by-step explanation: