Answer:
10
Step-by-step explanation:
10
Mean is and a standard deviation is , then the variable .
Use substitution
.
This substitution gives you that .
a. For X=130, and (the decimal value is taken from the Standard Normal Distribution Table).
b. For X=90, and for X=110, . Then (the decimal value is taken from the Standard Normal Distribution Table).
Answer:
64%
Step-by-step explanation:
The nickel= 9/25
The copper=16/25
1. Multiply by 4 to get a total of 100
nickel=36/100
copper= 64/100
Sorry if it is wrong but i hope i was right
Answer:
Is there a graph?
Step-by-step explanation:
Yes it's
30000+8000+900+50+6