4) Consider the following statistics in the mid-season of Spanish La Liga. Mean Ball Sample Observations Variance Number of Possession REAL 0.70 14 0.2 MADRID BARCELONA 0.80 12 0.7 Find a 90% per cent confidence interval between the mean ball possession between Real Madrid and Barcelona. Are they statistically different?

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4) Consider the following statistics in the mid-season of Spanish La Liga.
Mean Ball
Possession
Number of
Sample
Observations Variance
REAL
0.70
14
0.2
MADRID
BARCELONA 0.80
12
0.7
Find a 90% per cent confidence interval between the mean ball possession between Real Madrid
and Barcelona. Are they statistically different?
Transcribed Image Text:4) Consider the following statistics in the mid-season of Spanish La Liga. Mean Ball Possession Number of Sample Observations Variance REAL 0.70 14 0.2 MADRID BARCELONA 0.80 12 0.7 Find a 90% per cent confidence interval between the mean ball possession between Real Madrid and Barcelona. Are they statistically different?
3) Find a 95% confidence interval for the sample mean of Y = Xỉ + X; when X's are obtained
from standart normal population.
Transcribed Image Text:3) Find a 95% confidence interval for the sample mean of Y = Xỉ + X; when X's are obtained from standart normal population.
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