Answer:
52 Empty Seats
Step-by-step explanation:
10 rows of 8 seats would be 10 x 8, which you would get 80. Then you would subtract the amount of people seated in those seats. which is 28
10 x 8 = 80
80 - 28 = 52
There are 52 empty seats left.
Answer:
you cant follow you can friend also hello
Step-by-step explanation:
Answer:
(-10,0)
Step-by-step explanation:
Hello
this is (-10,0) point
because f(-10)=0
hope this helps
I need points can you give me some of your points
Answer:
a) The average salary of firefighters in Portugal is $583.
b) The standard deviation of the salary of firefighters in Portugal is $319.8
Step-by-step explanation:
We are given the following in the question:
a) Standard Deviation, σ = $145.80
We are given that the distribution of salary of professor is a bell shaped distribution that is a normal distribution.
Formula:

A salary of $510.10 has a z-score of -0.50.
Putting values, we get,

Thus, the average salary of firefighters in Portugal is $583.
b) Mean, μ = $2,132
We are given that the distribution of salary of computer programmers is a bell shaped distribution that is a normal distribution.
Formula:

The salary of $2,291.90 has a z-score of +0.50
Putting values, we get,

Thus, the standard deviation of the salary of firefighters in Portugal is $319.8