soc 210 formulas

  1. sample mean
    chart?chf=bg,s,00000000&cht=tx&chl=%5Coverline%7BX%7D%20%3D%20%5Cfrac%7B%5Csum(Xi)%7D%7Bn%7D&chs=172x68
  2. population mean
    chart?chf=bg,s,00000000&cht=tx&chl=%5Cmu%20%3D%20%5Cfrac%7B%5Csum%7BXi%7D%7D%7BN%7D&chs=146x76
  3. rate
    = (# actual)/(# possible) in a period of time
  4. percent change
    • refers to relative change
    • %Δ = (v- v1)/(v1) x 100
  5. percentages
    chart?chf=bg,s,00000000&cht=tx&chl=%25%20%3D%20%5Cfrac%7Bf%7D%7Bn%7D%20(100)&chs=168x66
  6. proportions
    chart?chf=bg,s,00000000&cht=tx&chl=p%20%3D%20%5Cfrac%7Bf%7D%7Bn%7D&chs=86x66
  7. ratios
    ratio = chart?chf=bg,s,00000000&cht=tx&chl=%5Cfrac%7Bf1%7D%7Bf2%7B&chs=38x82
  8. crude death rate
    CDR = (# deaths)/(total population) x 1000 (or another multiple of ten)
  9. Range
    range = highest value - lowest value
  10. variation ratio
    = 1 - (mode/total population)
  11. interquartile range
    Q = Q3 - Q1
  12. population variance
    chart?chf=bg,s,00000000&cht=tx&chl=%5Csigma%5E2%3D%5Cfrac%7B%5Csum%7B(Xi-%5Cmu)%5E2%7D%7D%7BN%7D&chs=232x80
  13. population standard deviation
    chart?chf=bg,s,00000000&cht=tx&chl=%5Csigma%3D%5Csqrt%7B%5Cfrac%7B%5Csum%7B(Xi-%5Cmu)%5E2%7D%7D%7BN%7D%7D&chs=260x98
  14. sample variance
    chart?chf=bg,s,00000000&cht=tx&chl=s%5E2%3D%5Cfrac%7B%5Csum%7B(Xi-%5Coverline%7BX%7D)%5E2%7D%7D%7Bn-1%7D&chs=242x84
  15. sample standard variation
    chart?chf=bg,s,00000000&cht=tx&chl=s%3D%5Csqrt%7B%5Cfrac%7B%5Csum%7B(Xi-%5Coverline%7BX%7D)%5E2%7D%7D%7Bn-1%7D&chs=272x102
  16. Z-score
    chart?chf=bg,s,00000000&cht=tx&chl=Z%3D%5Cfrac%7BXi-%5Cmu%7D%7B%5Csigma%7D&chs=164x66
Author
hcunning
ID
334598
Card Set
soc 210 formulas
Description
forumlas for midterm 1
Updated