Answer: (13.4996, 32.5004)
Step-by-step explanation:
The confidence interval for mean difference is given by :-
,
where
= sample mean difference .
= critical t value (two-tailed)
SE= Standard error.
Given :

SE= 4.2
Now, the confidence interval for mean difference will be :-
Hence, the required confidence interval : (13.4996, 32.5004)
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The first time in a year I have been to a couple years of the whole year of my life I cant it and my family is very very happy and i love
Answer:2*2=4
4^3=4*4*4=64
Step-by-step explanation:
Answer: 18+54
Step-by-step explanation:
6*3=18 and 6*9=54