﻿74 
  Messrs. 
  M. 
  Greenwood, 
  C. 
  Hodson, 
  and 
  A. 
  E. 
  Tebb. 
  

  

  Table 
  VI. 
  

  

  Forgings. 
  

  

  Number 
  of 
  experiments 
  20 
  

  

  Mean 
  calories 
  per 
  square 
  metre 
  and 
  minute 
  1 
  "893 
  

  

  Standard 
  deviation 
  "3858 
  

  

  Co-efficient 
  of 
  variation 
  20 
  *4 
  

  

  Probable 
  error 
  of 
  mean 
  ± 
  "058 
  

  

  Mean 
  temperature 
  13 
  "1, 
  kata 
  — 
  dry 
  9 
  '9, 
  wet 
  25 
  - 
  7. 
  

  

  Individual 
  Series. 
  

  

  Ref. 
  No. 
  Experiments. 
  

  

  1 
  "62, 
  2-17, 
  1-76 
  

  

  1 
  -35, 
  1 
  -44, 
  1 
  -86, 
  2 
  -10, 
  1 
  "40, 
  1 
  "68, 
  1 
  -70 
  

  

  2 
  -11, 
  1 
  -65, 
  2 
  -68, 
  2 
  -49, 
  1 
  "97, 
  2 
  -54. 
  1 
  -50 
  

   1 
  -60, 
  2-33, 
  1-90 
  

  

  Means. 
  

  

  1 
  -85 
  

   1 
  -65 
  

   2-13 
  

   1 
  -94 
  

  

  Table 
  VII. 
  

  

  Cleaning 
  and 
  Drying. 
  

  

  Number 
  of 
  experiments 
  20 
  

  

  Mean 
  calories 
  per 
  square 
  metre 
  and 
  minute 
  3 
  '039 
  

  

  Standard 
  deviation 
  " 
  "8057 
  

  

  Coefficient 
  of 
  variation 
  26 
  "5 
  

  

  Probable 
  error 
  of 
  mean 
  ± 
  ' 
  '122 
  

  

  Mean 
  temperature 
  17 
  "1, 
  kata 
  — 
  dry 
  7 
  '2, 
  wet 
  19 
  "7. 
  

  

  Individual 
  Series. 
  

  

  Ref. 
  No. 
  Experiments. 
  

  

  Means. 
  

  

  *16 
  

   38 
  

   39 
  

   40 
  

   41 
  

  

  2-74, 
  2-33, 
  2-30, 
  2 
  "51 
  

  

  2 
  -72, 
  3 
  "09, 
  4 
  -46, 
  4 
  "97, 
  4 
  -35, 
  4 
  '21 
  

  

  2-84 
  

  

  2 
  -58, 
  2 
  -74, 
  3 
  '25, 
  2 
  "38 
  

  

  1-83, 
  2-52, 
  3-03, 
  2-79, 
  3-14 
  ..... 
  

  

  2- 
  47 
  

  

  3- 
  97 
  

   2 
  -84 
  

   2-74 
  

   2-66 
  

  

  * 
  C. 
  H. 
  

  

  