Answer:
add more pts to get answered
Step-by-step explanation:
Answer:
A.
Step-by-step explanation:
Answer:

Step-by-step explanation:
-The margin of error is calculated using the formula:

-We substitute the values, n=900 and ME=30 in the formula to solve for standard deviation:

Hence, the population standard deviation is 547.1125
Answer:
but each of those equations in in figure it out if the statement is true or false and give the reason why you think that is
Step-by-step explanation: