Johnny wants to know how many students in his school enjoy watching science programs on tv he posted this question to all 26 students in his science class and he finds that 75% of his class and enjoyed watching science programs on tv he claims that 75% of the school student population would be expected to enjoy watching science programs on tv. is johnny making a valid inference about this population

No, it is not a valid inference because his classmates do not make up a random sample of the students in the school

Step-by-step explanation:

answer 1 : option "c"

answer 2 : option "d"

answer 3 : option "b"

answer 4 : option "d"

answer 5 : option "b"

answer 6 : option "a"

answer 7 : option "c"

answer 8 : option "d"

answer 9 : option "c"

answer 10 : option "d"

answer 11 : option "c"

answer 12 option "b"

answer 13 option "c"

answer 14 option "c"

answer 15 option "d"

answer 16 option "a"

answer 17 option "b"

answer 18 option "c"

answer 19 option "a"

answer 20 option "a"

answer 21 option "c"

d