Case 1 - You have been asked to develop a questionnaire for research investigating people perception toward the e-government services across four cities in Bahrain. Here your friend calculated the required sample 383 with 95% confidence level and 5% margin of error. The Female in City A represent 20%; in City B the Male represents 60%; in City C the Female represent 70% and in City D the Male represents 40%. Please calculate the sample size for each gender for each city for this research study as below: City Name % Of the Female Number people from people in of People the total population % Male people in the city % No Female people in the city No. Male people in the city Sample No of No of Sample Female Male size in the in the sample sample the city City A City B City C City D 10,000 20,000 30,000 40,000