Listed below are carbon dioxide concentrations (in parts per million) at the earth?s surface for 50 recent
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Listed below are carbon dioxide concentrations (in parts per million) at the earth?s surface for 50 recent and consecutive years (based on data from the Goddard Institute for Space Studies). Test for randomness above and below the mean.
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314.3 314.8 315.3 316.0 316.9 317.6 318.5 319.0 319.5 320.1 321.3 322.1 323.1 324.6 325.7 326.3 327.5 329.6 330.3 331.2 332.2 333.9 335.5 336.9 338.7 340.0 341.1 342.8 344.4 345.9 347.1 349.0 351.4 352.9 354.2 355.6 356.4 357.1 358.9 360.9 362.6 363.8 366.6 368.3 369.5 371.0 373.1 375.6 377.4 379.6
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