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:
I believe it's an enlargement, because 5/2 is more than one whole.
Step-by-step explanation:
Answer:
6380
Step-by-step explanation:
You can use your calculator or knowing that 10^3 is 1000 so 6.38 x 1000= 6380.
Answer:
1 in 8; or 12.5% of the time
Step-by-step explanation:
There are eight outcomes. One of eight of those outcomes is a 2.
1/8 = 0.125