In constructing a confidence interval estimate for the difference between the means of two populations, where the unknown population variances are assumed not to be equal, summary statistics computed from two independent samples are as follows: 
, 
, 
, 
, 
, and 
. Construct a 90% confidence interval for 
.
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Lending Decision
The process by which a lender evaluates the risk and potential of a loan application before granting funds to the borrower.
Net Profit
The total revenue of a company after subtracting all costs and expenses, including taxes and operational expenses.
Total Assets
The combined value of all resources owned by a company, including cash, investments, property, and equipment.
Startups
Newly established businesses, typically small, that aim to meet a marketplace need by developing a viable business model around a product, service, process, or platform.
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