Solution: We are given:
Using the empirical rule, we have:
covers 68% of data.
Also the percentage of values below mean = Percentage of values above mean = 50%
Now, let's find the z score for x=20
Therefore, the percentage of values greater than 1 standard deviation above mean 
Expected number of students = 16% of 100 = 16
Can you give more details please
Answer:
because you have to multiply the 100x12= 1200 than multiply that by another 1200
Step-by-step explanation:
Answer:
1 1/3 in 4 equal parts: okay so.. 1/3 x 4 = 1 1/3 so therefore,
Step-by-step explanation:
to break it into 4 equal parts, you need to do as such (you can draw thic pic if u want) (i hope you can read this i have <u><em>terrible</em></u> handwriting)
