you should read the case and answer the question 1 A and B . and you should use hypothesis test

nHint: No change is the null hypothesis.

i provide also some pictures which are basically the correct answers so you can use it as a guide but you need to work through the hypothesis test through the 18 countries information that are given to you. and interpret what it means when you get the results.

Subject | Mathematics |

Due By (Pacific Time) | 11/07/2015 12:00 am |

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