1. Mathematics
  2. In a random survey of 3,015

In a random survey of 3,015 boys age 11, the average height was 146 cm, and the standard deviation (SD) was 8 cm. A histogram suggested the heights were approximately normally distributed. Fill in the blanks. b.another boy was 148cm tall. he was above average by SDs

TURBONTRO1047 TURBONTRO1047    3   14.02.2022 03:20    9

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