 , 03.12.2019 01:20 etxchrissy

# According to a survey, 50% of americans were in 2005 satisfied with their job. assume that the result is true for the current proportion of americans. a. find the mean and standard deviation of the proportion for a sample of1000. ### Another question on Mathematics Mathematics, 05.02.2019 01:51
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Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of \$190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of \$144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck
According to a survey, 50% of americans were in 2005 satisfied with their job. assume that the resul...
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