Answer:
No, no, yes, no
Step-by-step explanation:
The first one is not random. He is sampling only the earliest gym goers.
The second one is not random. He is sampling only from one zip code.
The third one is random. He is using a random number generator.
The fourth one is not random. He is sampling only volunteers.
Hello!
Some sample keys for the true or false three question test would be:
Keys are: False, False, False, True, True, True, False, False, True, True, True, False, False, True, False, True, False, True. False, True, True, True, True, False. Those are all the possible combinations for the answer key. (every 3 is a group). Hope this helps! Have a great day!
Step-by-step explanation:
sorry but u should provide with a diagram for better understanding of ur question
Answer:
360 centimeters squared
Step-by-step explanation:
So y^2 times 9^5 or
y*y means y times y so
y*y*9*9*9*9*9 or 59049y^2