Assuming that the daily wages for workers in a particular industry
averages Birr 11.90 per day and the
standard deviation is Birr 0.40. If the
wages are assumed to be normally
distributed, determine what percentage
of workers receive wages
A. between Birr 10.90 and Birr 11.90
B. between Birr 10.80 and Birr 12.40
C. between Birr 12.20 and Birr 13.10
D. less than Birr 11.00
E. more than Birr 12.95​