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Vitamin D whether ingested as a dietary supplement or produced naturally when sunlight falls upon the skin is essential for strong healthy bones The bone

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Vitamin D whether ingested as a dietary supplement or produced naturally when sunlight falls upon the skin is essential for strong healthy bones The bone disease rickets was largely eliminated during the 1950s but now there is concern that a generation of children more likely to watch TV or play computer games than spend time outdoors is at increased risk A recent study of 3400 children randomly selected found 21 of them deficient in vitamin D Complete parts a through c below C a Construct a 98 confidence interval for the true proportion of children who are deficient in vitamin D Select the correct choice below and fill in any answer boxes within your choice OA Round to three decimal places as needed OB The conditions of a confidence interval are not satisfied b Explain carefully what the interval means O A We are 98 confident that the proportion of vitamin D deficiency in a randomly sampled child falls within the confidence interval bounds OB We are 98 confident that the proportion of children deficient in vitamin D falls inside the confidence interval bounds O C We are 98 confident that the proportion of people deficient in vitamin D falls inside the confidence interval bounds O D We are 98 confident that the proportion of children deficient in vitamin D is 0 21 c Explain what 98 confidence means About 98 of random samples of size 3400 will produce Submit quiz that contain the of children that are deficient in vitamin D 1

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