Mistatement or Misstatement: How To spell?
The word Mistatement is misspelled against Misstatement, a noun meaning "An incorrect statement."
Misstatement has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings mi & tatement which should not be misspelled with single 'S'
Wrong Spelling:  mi-s-tatement  Correct Spelling:  mi-ss-tatement 
Find more wrongly spelled words of Misstatement to spell it well.