Answer:
Peter rents 6 of the rafts seating 3 people, and 7 of the rafts seating 5 people.
Step-by-step explanation:
Let denote the number of rafts seating 3 people and the number of rafts seating 5 people. The total number of rafts is 13, so . We can also assume that every raft is filled to the brim (it isn't stated explicitly though, but it's probably the intention of the question maker), so .
It's always a good idea to put these equations under each other:
We can subtract the first equation three times from the second one to obtain
Now, substitute this found value for into and we see that . We are now done: Peter rents 6 of the rafts seating 3 people, and 7 of the rafts seating 5 people.
Answer: 36.813
Step-by-step explanation:
Given claim :
Then , the set of hypothesis for this claim will be :-
.
The formula to find the standardized chi-square test statistic ( ) will be :_
Given :
Then
Hence, the standardized test statistic
Answer:
n= 15cm
Step-by-step explanation:
9 squared + 12 squared = N
Hope this helps!
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