Answer:
159 because
Step-by-step explanation:
Using the formula <span>Z = (X - μ) / σ, X being 900, </span>μ being 1100, and <span> σ being 100, we can get the Z-score of -2.</span>
The average salary is $18,725
To find the answer add up each job's salary then divide by the number of jobs.
28,700 + 18,600 + 14,66 + 13,00 = 74,900
Then divide 74,900 by 4 ( added 4 numbers )
Depending on what the number is in for the bag
