Biology, 29.11.2019 02:31, slicknikk

Hemoglobin is a protein in red blood cells that carries oxygen from the lungs to body tissues. people with hemoglobin levels less than 12 g/dl are anemic. a public health official in jordan suspects that the mean for all children in jordan is less than 12.
what are the null and alternative hypotheses for this problem?

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Hemoglobin is a protein in red blood cells that carries oxygen from the lungs to body tissues. peopl...