Answer:
Yes, this is a valid inference because she took a random sample of the neighborhood.
Step-by-step explanation:
As her survey was non bias and completely random and she found that 15% of the families would participate in the event. She claims that 15% of the neighborhood families would be expected to participate in the sports event. So, yes, this is a valid inference because she took a random sample of the neighborhood.
Answer:
the general formula for the total surface area of a regular pyramid isbT. S. A. =12pl+B where p represents the perimeter of the base
Answer:
DE
Step-by-step explanation:
Answer:
Original price of the television = $850
Step-by-step explanation:
Television price on sale = $680.00
% of sale = 20%
It means price on sale = 80% = $680.00
Original price of the television = 100% = ?
Price on 1% = 680/80 = $8.5
Original price of the television = 100% = $8.5 x 100
= $850
