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I need directions in Barcelona and where to spend New Year there?

I need math help - statistics?

  • The directions are: Identify what type of statistic is being given in each case below. (a) A friend tells you that 35% of people know what the word "eponymous" means. What type of statistic is this? (b) A study reports that students spend an average of $350 to $400 per year on text books. What type of statistic is this? (c) dennis reports that 38% plus or minus 2% of students support a tuition increase, but says there is a 5% chance he could be wrong. What type of statistic is this? the choices are: paramter - statement of numerical information about a population. point estimate - a single number based on sample data, used to estimate a population parameter. interval estimate - an interval within we might state the parameter probably lies based on the sample data. statistic - a statement of numerical information about a sample.

  • Answer:

    a. point estimaet. too expensive to ask EVERYONE if they knew that word so they used a sample to get the statistic b. interval. there is an inteval for the data. also could be point estimate c. interval. interval is given (36-40%) could aslo be a point estimate they're all statistics

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