Answer:
Mean = 15.15
Standard deviation = 0.6062
Step-by-step explanation:
We are given a uniform distribution of quantity to be put in each bag.
Low and high filling weights:
14.1 pounds and 16.2 pounds
a = 14.1
b = 16.2
a) Mean:

b) Standard Deviation:

29 mg = 0.029 g hope this helps
Answer:
26
Step-by-step explanation:
add both expressions to equal 90 (bc of the right angle)- x+11+2x+1=90
when you solve, you get x=26
Answer:
another way to write this is 1:3