You can do that dude, don't rely on the other people you need to be determine and being hardworking person to know what the right answer is
Answer:
Cheap; Bad
Step-by-step explanation:
According to the experience in the real world.
-15-9y=39
+15 +15
-9y/-9=54/-9
y=-6
Answer:
8.50(43) + 10.50(6.5)=$433.75
Step-by-step explanation:
Answer:
The standard deviation is 6
Step-by-step explanation:
The scores of a given test were normally distributed with a mean of 82.

James received a 67 with a z-score of -2.5
Z score = -2.5

Formula :



Hence The standard deviation is 6