In the following, assume that the goal numbers collected come from a simple random sample of the population of all international matches of the German national team. come from. 1. Determine the 95% confidence interval for the expected value of the number of goals in all international matches.

In the following, assume that the goal numbers collected come from a simple random sample of the population of all international matches of the German national team. come from. 1. Determine the 95% confidence interval for the expected value of the number of goals in all international matches.

Biology: The Dynamic Science (MindTap Course List)

4th Edition

ISBN:9781305389892

Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Chapter52: Population Ecology

Section: Chapter Questions

Problem 5TYK

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Question

Task 3
The German national team scored the following numbers of goals in 50
randomly selected international matches
Number of goals per match
1
2 3 4
18 22 5 3 2
Number of matches with this result
In the following, assume that the goal numbers collected come from a simple
random sample of the population of all international matches of the German
national team. come from.
1. Determine the 95% confidence interval for the expected value of the
number of goals in all international matches.
2. The standard deviation of goals per match in the population of all
international matches is now given as o = 1, 0. How large must the
sample size be so that the 95% confidence interval for u is not wider
than 0.5 goals?

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