Answer: -1.7
Step-by-step explanation:
Given : Another home business has an average income of $1.200.00 per month with a standard deviation of $100.00.
i.e.
Let x represents the monthly income.
Since .
For x= 1030 , we have
Hence, the required z-score = -1.7
The acceptable first step in simplifying the expression is (a)
The expression is given as:
To change the form of the expression, we simply perform several arithmetic operations on it.
Start by multiplying the expression by 1/1
Express 1 /1 as (1 - sec x)/(1 - sec x)
Rewrite the above expression as follows:
Hence, the acceptable first step is (a)
Read more about trigonometry ratios at:
Answer:
B)9.00
Step-by-step explanation
6/4=1.5
=9.00