Answer:
Following are the answer to this question:
Step-by-step explanation:
Given:
n = 30 is the sample size.
The mean 
= 7.3 days.
The standard deviation = 6.2 days.
df = n-1
The importance level is 
= 0.10
The table value is calculated with a function excel 2010:
The method for calculating the trust interval of 90 percent for the true population means is:
Formula:
It can rest assured that the true people needs that middle managers are unavailable from 5,37 to 9,23 during the years.
Answer:
6
Step-by-step explanation:
2+4=6
you need to do the oppsite opporation and that the answer for example x-2=4 just add 2 and 4 and thats the answer that is aslo the same rule as divsion and multiplecation sorry for spelleng mistakes hope this helps!!!!!!
How many booths and tables are there altogether?
Answer: 19.2 inches
Step-by-step explanation:
Make a proportion:
4/25 = x/120
cross multiply
480 = 25x
Divide both sides by 25
X= 19.2
3x4=12 12x5=60 60x6=360 360x7=2,530 2,530x9=22,690
