The debate about the future of Social Security has renewed interest in the amount saved for retirement by employees at a company. While it is possible to open an Individual Retirement Account (IRA), many employees may not have done so. To learn about its staff, a company asked its 65 employees whether they have an IRA and how much they have contributed.
(a) Identity whether the data are cross sectional or a time series.
(b) Give a name to each variable and indicate it the variable is categorical, ordinal, or numerical (it a variable is numerical, include its units it possible).
(c) List any concerns that you might have tor the accuracy of the data.

  • CreatedJuly 14, 2015
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