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5. A recent news story reported the following information about a sample of workers in Germany...

5. A recent news story reported the following information about a sample of workers in Germany and in the United States.

                                                                                                     United States         Germany

Average length of work week ( in hours )                        42                            38

Sample Standard Deviation                                                         5                              6

Sample Size                                                                                          23                           28

At a 5% level of significance, test to see if there is a significant difference in the average work week between Germany and the United States. What is your Conclusion

Math   Statistics-And-Probability   
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