number of different pairs the teacher can choose= nCr (18+14, 2)=496
no. of opposite gender pairs possible= 14 (since there are only 14 boys)
probability = 14/496= 7/248
It’s d
Extra space extra space
E - Continuous reinforcement. None of these are punishments and cassical conditioning involves assimilating two stimuli
Answer: For student who chose art, the number of grade 8 students was at least 100% greater than the number of grade 7 students
Explanation:
Grade 7 has about 7 students
Grade 8 has about 17 students
If you added 100% of the grade 7 students to that same art class you would only have 14 students, grade 8 still has more.