According to the empirical rule, roughly 68% of the scores fall between z = -1 and z = 1
You can use a calculator to get a more approximate answer. If you have a TI calculator, you can use the "normalcdf" function to type in normalcdf(-1,1)
How you wrote it is kind of confusing but if I'm reading what you're saying right. There are 2028 . <span />
Answer: 256
F(8)=512- 768
F(8)= 256
Hopes this helps
Answer:
Let total students who prefer lemonade is 2a and who prefer ice tea is a.
Students in 6th grade=39
2a+a=39
3a=39
a=39/3
a=13
students who prefer lemonate is 13
and those who prefer ice tea is 2a=26
Answer:
Question 9:
The product is irrational
Question 10:
20
10
Step-by-step explanation:
