Answer:
.5
Step-by-step explanation:
Answer:
Integers, Real numbers, Rational Numbers and, Whole numbers.
Btw all whole numbers are integers because an integer is any whole number that's not a fraction or anything other than a whole number.
Step-by-step explanation:
It's not irrational because those have pi in them or go on and on.
Answer:
hi
Step-by-step explanation:
no
Answer:
m=3
Step-by-step explanation:
18=5m+3
15=5m
m=3
Answer:
sigma should be used
Step-by-step explanation:
Given that The mean length of time in jail from the survey was four years with a standard deviation of 1.9 years.
The above given is for sample of 27 size.
For hypothesis test to compare mean of sample with population we can use either population std dev or sample std dev.
But once population std deviation is given, we use only that as that would be more reliable.
So here we can use population std deviation 1.4 only.
If population std deviation is used we can use normality and do Z test
Hope this helps ;)