If two random samples of sizes n1 and n2 are selected independently from two populations with means μ1 and μ2,then the mean of 
equals:
Definitions:
Export Development Corporation
An organization that offers financial services, insurance, and support to companies exporting goods and services from their home country.
Export Transactions
Commercial activities that involve selling goods or services to a buyer in another country.
Legal Jurisdiction
The authority given to a legal body like a court to administer justice within a defined field of responsibility, geographically or subject-wise.
Contractual Relations
The legal bonds and obligations that arise from agreements made between two or more parties.
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