Answer:
B. 5
Step-by-step explanation:
The code can either be Single letters or 2 letter in alphabetical order
single letter coder are
A
B
C
D
The two letter code are
AB
AC
AD
BA
BC
BD
CD
That is, a total possibility of 10 code which means 4 is not going to work
When E is added then we have AE, BE and the rest . The possibility will be more than 12 so if we have 5 letter then we will have more than enough which means 5 is the answer
Find a polynomial function whose graph passes through each set of points
Offering 30 points. I’d really appreciate an answer as soon as possible
The function is positive
because its isosceles so 9+9=x²
and x equal
2√3
Answer:
The sampling used by Britney is stratified sampling.
Step-by-step explanation:
The type of sampling used is stratified sampling.
In stratified sampling the population is divided into groups by the researcher.
Stratified sampling has the advantage that the researcher can reduce or the sample size to get results that meet a certain precision or increase the sample size to get results that are more accurate.
In the given case the the day is first divided into three parts: morning, afternoon and evening.
Then in each part is again divided into two randomly selected times during each part of the day in which she measures her mood.
Answer: 7+5(7)+8(4)-2
Step-by-step explanation:
that’s the answer