Answer:
b
Step-by-step explanation:
Null hypothesis: mean of valence for all metal song is equal to mean of valence of blues song.
Null hypthesis tests the claim
Altenate hypothesis: mean of valence for all metal songs is not equal to mean of valence of blues song.
Alternate hypothesis rejects the claim.
Answer:
Equally Likely
Step-by-step explanation:
All the triangles seem to be equal in length, meaning that the orange one is equally likely.