What z score in a normal distribution has 33% of all score above it?
Answer: A z score which has 33% of all scores above it, will have 67% of all scores below it.
To find the required z score, we need to find the z value corresponding to probability 0.67.
Using the standard normal table, we have:

Therefore, the z score = 0.44 has 33% of all score above it.
Take the number of pen per box and multiply by the number of boxes giving you the total number of pens bought
Answer:

Step-by-step explanation:
From the question we are told that
Six wire are attached to a circuit board
Generally using multiplication rule
Let number of possible sequence be given as S
Mathematically

Therefore
Number of possible sequence 
The answer to your question is the first option! Hope this helps. God bless