820.681 in expanded form would look like this:
Answer:
Micheal is 17 years old.
Step-by-step explanation:
Answer:
35/6
Step-by-step explanation:
add the fractions in parentheses by finding the common denominaters and adding. then multiply your answer by 5/6. :)
The first one is 621 and the second one is C
Answer:
The value of the test statistic 
Step-by-step explanation:
From the question we are told that
The high dropout rate is
% 
The sample size is 
The number of dropouts 
The probability of having a dropout in 1000 people 
Now setting up Test Hypothesis
Null 
Alternative
The Test statistics is mathematically represented as

substituting values

