Answer:
d. Mail surveys to 1,000 subscribers randomly selected from those who have received the magazine for 5 years or more and 1,000 subscribers randomly selected from those who have received the magazine for 1 year or less.
Step-by-step explanation:
In the case of the publishers of the magazine, in order to avoid bias, they would adopt he approach mentioned in the above statement. That is, to consider both those that have recieved the magazine for the past five years or more as well as those who have recieve the magazine for the past one year or less.
<em>This would help them to have a balanced outcome in the survey because all, would attend the the survey with a free mindset rather than baised mindset.</em>
Answer:
7*7
Step-by-step explanation:
49 = 7*7
As 7 is a prime number ( a number that can only be written as a product of 1 and itself), we are finished
Answer:
$44.10
Step-by-step explanation:
The sale price of the shoes is (1.00-0.40)($70), or $42.
The final price, including tax, is (1.00 + 0.05)($42), or $44.10.
4/9 is the lowest number, you can't simplify it, but, you can go up, so 8/18 is also equal to 4/9 I think.