Answer:
see picture with work shown
Answer:
Number of random samples = 962598
Step-by-step explanation:
A random sample represents the responses for a certain survey of a part of the population.
A sample size is the part of the population being surveyed.
For a population the number of different random samples that can be chosen for a sample size can be calculated as =
This can be calculated as :
Given:
Population size = 43
Sample size = 5
Number of random samples =
⇒
⇒
⇒ [Canceling out the common terms]
⇒ (Answer)
Answer:
b
Step-by-step explanation:
(p+1) (p-1). solved this on paper . hope it helps .
Distribute 2/5 and 3/5 into the ():
2/5(a+b)+3/5(a+c)
2/5 a+ 2/5 b+3/5 a+ 3/5 c
combine the like terms:
2/5 a+3/5 a= 5/5 a --> 1a --> a
new simplified equation:
a+2/5 b+3/5 c