protected static function AcquiaLiftLearnReport::getTQuantiles in Acquia Lift Connector 7.2
Returns arrays of t-quantiles for various degrees of freedom.
See http://bcs.whfreeman.com/ips6e/content/cat_050/ips6e_table-d.pdf.
Return value
array An array whose keys are numbers of degrees of freedom and whose values are arrays of t-quantiles correponding to the probabilities defined in
1 call to AcquiaLiftLearnReport::getTQuantiles()
- AcquiaLiftLearnReport::getConfidence in includes/
AcquiaLiftLearnReport.inc - Given a test statistic and number of degrees of freedom, returns a confidence value.
File
- includes/
AcquiaLiftLearnReport.inc, line 510
Class
- AcquiaLiftLearnReport
- Class for Acquia Lift Learn Reports.
Code
protected static function getTQuantiles() {
return array(
1 => array(
1.0,
1.376,
1.963,
3.078,
6.314,
12.71,
15.89,
31.82,
63.66,
127.3,
318.3,
636.6,
),
2 => array(
0.8159999999999999,
1.061,
1.386,
1.886,
2.92,
4.303,
4.849,
6.965,
9.925000000000001,
14.09,
22.33,
31.6,
),
3 => array(
0.765,
0.978,
1.25,
1.638,
2.353,
3.182,
3.482,
4.541,
5.841,
7.453,
10.21,
12.92,
),
4 => array(
0.741,
0.9409999999999999,
1.19,
1.533,
2.132,
2.776,
2.999,
3.747,
4.604,
5.598,
7.173,
8.609999999999999,
),
5 => array(
0.727,
0.92,
1.156,
1.476,
2.015,
2.571,
2.757,
3.365,
4.032,
4.773,
5.893,
6.869,
),
6 => array(
0.718,
0.906,
1.134,
1.44,
1.943,
2.447,
2.612,
3.143,
3.707,
4.317,
5.208,
5.959,
),
7 => array(
0.711,
0.896,
1.119,
1.415,
1.895,
2.365,
2.517,
2.998,
3.499,
4.029,
4.785,
5.408,
),
8 => array(
0.706,
0.889,
1.108,
1.397,
1.86,
2.306,
2.449,
2.896,
3.355,
3.833,
4.501,
5.041,
),
9 => array(
0.703,
0.883,
1.1,
1.383,
1.833,
2.262,
2.398,
2.821,
3.25,
3.69,
4.297,
4.781,
),
10 => array(
0.7,
0.879,
1.093,
1.372,
1.812,
2.228,
2.359,
2.764,
3.169,
3.581,
4.144,
4.587,
),
11 => array(
0.697,
0.876,
1.088,
1.363,
1.796,
2.201,
2.328,
2.718,
3.106,
3.497,
4.025,
4.437,
),
12 => array(
0.695,
0.873,
1.083,
1.356,
1.782,
2.179,
2.303,
2.681,
3.055,
3.428,
3.93,
4.318,
),
13 => array(
0.694,
0.87,
1.079,
1.35,
1.771,
2.16,
2.282,
2.65,
3.012,
3.372,
3.852,
4.221,
),
14 => array(
0.6919999999999999,
0.868,
1.076,
1.345,
1.761,
2.145,
2.264,
2.624,
2.977,
3.326,
3.787,
4.14,
),
15 => array(
0.6909999999999999,
0.866,
1.074,
1.341,
1.753,
2.131,
2.249,
2.602,
2.947,
3.286,
3.733,
4.073,
),
16 => array(
0.6899999999999999,
0.865,
1.071,
1.337,
1.746,
2.12,
2.235,
2.583,
2.921,
3.252,
3.686,
4.015,
),
17 => array(
0.6889999999999999,
0.863,
1.069,
1.333,
1.74,
2.11,
2.224,
2.567,
2.898,
3.222,
3.646,
3.965,
),
18 => array(
0.6879999999999999,
0.862,
1.067,
1.33,
1.734,
2.101,
2.214,
2.552,
2.878,
3.197,
3.611,
3.922,
),
19 => array(
0.6879999999999999,
0.861,
1.066,
1.328,
1.729,
2.093,
2.205,
2.539,
2.861,
3.174,
3.579,
3.883,
),
20 => array(
0.6870000000000001,
0.86,
1.064,
1.325,
1.725,
2.086,
2.197,
2.528,
2.845,
3.153,
3.552,
3.85,
),
21 => array(
0.6860000000000001,
0.859,
1.063,
1.323,
1.721,
2.08,
2.189,
2.518,
2.831,
3.135,
3.527,
3.819,
),
22 => array(
0.6860000000000001,
0.858,
1.061,
1.321,
1.717,
2.074,
2.183,
2.508,
2.819,
3.119,
3.505,
3.792,
),
23 => array(
0.6850000000000001,
0.858,
1.06,
1.319,
1.714,
2.069,
2.177,
2.5,
2.807,
3.104,
3.485,
3.768,
),
24 => array(
0.6850000000000001,
0.857,
1.059,
1.318,
1.711,
2.064,
2.172,
2.492,
2.797,
3.091,
3.467,
3.745,
),
25 => array(
0.6840000000000001,
0.856,
1.058,
1.316,
1.708,
2.06,
2.167,
2.485,
2.787,
3.078,
3.45,
3.725,
),
26 => array(
0.6840000000000001,
0.856,
1.058,
1.315,
1.706,
2.056,
2.162,
2.479,
2.779,
3.067,
3.435,
3.707,
),
27 => array(
0.6840000000000001,
0.855,
1.057,
1.314,
1.703,
2.052,
2.158,
2.473,
2.771,
3.057,
3.421,
3.69,
),
28 => array(
0.6830000000000001,
0.855,
1.056,
1.313,
1.701,
2.048,
2.154,
2.467,
2.763,
3.047,
3.408,
3.674,
),
29 => array(
0.6830000000000001,
0.854,
1.055,
1.311,
1.699,
2.045,
2.15,
2.462,
2.756,
3.038,
3.396,
3.659,
),
30 => array(
0.6830000000000001,
0.854,
1.055,
1.31,
1.697,
2.042,
2.147,
2.457,
2.75,
3.03,
3.385,
3.646,
),
40 => array(
0.681,
0.851,
1.05,
1.303,
1.684,
2.021,
2.123,
2.423,
2.704,
2.971,
3.307,
3.551,
),
50 => array(
0.679,
0.849,
1.047,
1.299,
1.676,
2.009,
2.109,
2.403,
2.678,
2.937,
3.261,
3.496,
),
60 => array(
0.679,
0.848,
1.045,
1.296,
1.671,
2.0,
2.099,
2.39,
2.66,
2.915,
3.232,
3.46,
),
80 => array(
0.678,
0.846,
1.043,
1.292,
1.664,
1.99,
2.088,
2.374,
2.639,
2.887,
3.195,
3.416,
),
100 => array(
0.677,
0.845,
1.042,
1.29,
1.66,
1.984,
2.081,
2.364,
2.626,
2.871,
3.174,
3.39,
),
1000 => array(
0.675,
0.842,
1.037,
1.282,
1.646,
1.962,
2.056,
2.33,
2.581,
2.813,
3.098,
3.3,
),
);
}