10 CFR Part 429, Subpart B, Appendix A to Subpart B of Part 429 - Student's t-Distribution Values for Certification Testing

Status message

There are 7 Updates appearing in the Federal Register for 10 CFR Part 429. View below or at eCFR (GPOAccess)
prev | next
View PDF at GPOPt. 429, Subpt. B, App. A
Appendix A to Subpart B of Part 429—Student's t-Distribution Values for Certification Testing
Figure 1—t-Distribution Values for Certification Testing
[One-Sided]
Degrees of freedom(from Appendix A) Confidence Interval
90% 95% 97.5% 99%
1 3.078 6.314 12.71 31.82
2 1.886 2.920 4.303 6.965
3 1.638 2.353 3.182 4.541
4 1.533 2.132 2.776 3.747
5 1.476 2.015 2.571 3.365
6 1.440 1.943 2.447 3.143
7 1.415 1.895 2.365 2.998
8 1.397 1.860 2.306 2.896
9 1.383 1.833 2.262 2.821
10 1.372 1.812 2.228 2.764
11 1.363 1.796 2.201 2.718
12 1.356 1.782 2.179 2.681
13 1.350 1.771 2.160 2.650
14 1.345 1.761 2.145 2.624
15 1.341 1.753 2.131 2.602
16 1.337 1.746 2.120 2.583
17 1.333 1.740 2.110 2.567
18 1.330 1.734 2.101 2.552
19 1.328 1.729 2.093 2.539
20 1.325 1.725 2.086 2.528
[76 FR 12451, Mar. 7, 2011; 76 FR 24780, May 2, 2011]

Title 10 published on 2015-01-01.

The following are only the Rules published in the Federal Register after the published date of Title 10.

For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.

  • 2015-08-25; vol. 80 # 164 - Tuesday, August 25, 2015
    1. 80 FR 51424 - Energy Conservation Program: Test Procedures for External Power Supplies
      GPO FDSys: XML | Text
      DEPARTMENT OF ENERGY, Office of Energy Efficiency and Renewable Energy
      Final rule.
      The effective date of this rule is September 24, 2015. The incorporation by reference of certain publications listed in this rule was approved by the Director of the Federal Register as of September 24, 2015.
      10 CFR Parts 429 and 430

Title 10 published on 2015-01-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 10 CFR Part 429 after this date.

  • 2015-11-27; vol. 80 # 228 - Friday, November 27, 2015
    1. 80 FR 74020 - Energy Conservation Program: Test Procedures for Portable Air Conditioners
      GPO FDSys XML | Text
      DEPARTMENT OF ENERGY, 10 CFR Parts 429 and 430
      Supplemental notice of proposed rulemaking.
      DOE will accept comments, data, and information regarding this SNOPR, submitted no later than December 28, 2015. See section V, “Public Participation,” for details.
      10 CFR Part 429