ما الفرق بين variance . Mean absolute deviation?

أفضل جواب: a is correct (unfavorable material usage will affect on hours used to finish the work as per stranded (bu ... الإطلاع على المزيد

أفضل جواب: If the data given is sample from population, use sample formula. If it's of whole population, have to us ... الإطلاع على المزيد

أفضل جواب: your sample is randomly drown if and only if the workers are randomly selected with no regard to any cate ... الإطلاع على المزيد

أفضل جواب: D) All of the above........... الإطلاع على المزيد