in december 2001 the research firm gfk surveyed baby boomers (americans born between 1946 and 1964) gfk contacted 1006 randomly selected baby boomers by cell phone or land-line. thee vas majority, 71% reported that they have provided support to their adult children in the form of helping them pay for college tuition or loans. what is the sample proportion? estimate the standard error. round to the thousandths place  findd the margin error for a 90% confidence interval. round to the thousandths place

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A: Given confidence interval is (.596,.740) margin of error=? sample mean=?

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A: Given : Confidence level = CL = 95% = 0.95

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A: given data  n = 378 x¯ = 1550σ = 264 find 90% ci for μ.

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Q: Find the population proportion? find the margin of e? construct confidence interval ?

A:

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.