Answer:
6.6
Step-by-step explanation:
If the problem is 3-0.4+4, I subtracted 0.4 from 3 which I got 2.6 then added the 4 giving me the answer
There follows the formula for "z-score:"
raw score - mean
z = ------------------------------
standard dev
9.1 - 8
Here, the z-score is z = ------------- = 0.344
3.2
Answer:
30
Step-by-step explanation:
Shoes + Shoes + Shoes = 30 (Shoes = 10)
Person + Person + Shoes = 20 (Person = 5)
Newspaper + Newspaper + Person = 13 (Newspaper = 4)
= Shoes + Person * Newspaper
= Person * Newspaper + Shoes
= 5 * 4 + 10
= 20 + 10
= 30
Answer:
nikes
Step-by-step explanation: