A researcher wishes to estimate, with 95% confidence, the population proportion of likely US viders who think Congress i

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A Researcher Wishes To Estimate With 95 Confidence The Population Proportion Of Likely Us Viders Who Think Congress I 1 (9.62 KiB) Viewed 41 times

A researcher wishes to estimate, with 95% confidence, the population proportion of likely US viders who think Congress is doing a good or excelent job. Her date must be us with 1% of the proportion (a) No preliminary estimate is available. Find the minimum sample site ded (b) Find the minimum sample size needed, using a prior study that found that 40% of the respondents said they the Congress is doing a good or excell (c) Compare the results from parts (a) and th (a) What is the minimum sample size needed assuming that no pror information is available IN (Hound up to the noireet whole number as needed)