What is the standard deviation of the sampling distribution

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1. A marketing researcher for a phone company surveys 300 people and finds that the proportion of clients who are likely to switch providers when their contract expires is 0.13. ?a) What is the standard deviation of the sampling distribution of the? proportion? ?b) If she wants to reduce the standard deviation by? half, how large of a sample would she? need?

2. Your company has invested 100 million euro in bonds of a company in euro zone, and you intend to liquidate your bond investment in one year, though it has 30 years maturity. How can you hedge your foreign exchange risk (in case the euro depreciates a year from now since it would be bad for your investment?

Reference no: EM132251051

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