Concept explainers
To verify the conditions for performing the significance test are met in this case.
Explanation of Solution
Given:
People with fewer than12 grams of hemoglobin per deciliter of blood are anemic. A sample of 50 children are considered to test if they are anemic.
Concept used:The conditions to satisfy to run one sample Z test
1) The sample should be random
2) The
3) There should be at most 10% of people of population in the sample.
The sample of 50 children are selected randomly.The sample size is 50, which is greater than 30. So we can assume the population is normal.
We know that there will be at least 500children in Jordan. So the 10% condition is satisfied.
Conlcusion:All the conditions for performing the significance test are met in this case.
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