Answer:
xi.) 1 = 1
xii.) 1 + 1 = 2
Step-by-step explanation:
see explanation in attached picture,
i hope it helped.
A chemical engineer is trying to increase the amount of the useful product in a reaction. She performs the reaction with her new
2 answers:
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Answer:
5
Step-by-step explanation:
The geometric mean of 2 numbers a and b is
Hence
The geometric mean of 5 and 10 is
=
= =
×
= 5
Answer: -2.10
Step-by-step explanation:
Given :
Sample size : n= 50, since the sample size is greater than 30 , so we apply z-test.
Sample mean :
Standard deviation :
The test statistic for population mean :-
i.e.
Hence, the value of the test statistic = -2.10