. Young children need caldum in their diet to support the growth of their bones·
ID: 3047643 • Letter: #
Question
. Young children need caldum in their diet to support the growth of their bones·The Institute of Nedidne provides guidelines on how much a cum should be consumed for people of diferent ages. One study examined whether or not a sample of children consumed an adequate amaunt of calclum, based on these guidelines. since there are dterent requirements for children aped S to 10 years and for childres aged 11 to 13 years, the childre 2044children in the study. Here are the data: en were classified into these two age groups. For each student, his or her calcum intake was classined as meeting ar not meeting the requirement. There were Two-way table for "met requirement and a Age(years) Met requirement No Yes S to 10 11 to 13 963 423 Find the joint distribution of "met requirement" and ag (Use decimal notation Give your answer to three decimel places int distribution of "met requiremer and ge age (years) 5 to 10 11 to 13 NoExplanation / Answer
7)
8)758/2034 = 0.37665= 37.2665 % not meat requirement
1276 /2034 = 0.627335=62.7335% meat requirement
9) 423/2034 = 0.20796= 20.769%
10) P(meat requirement / 11 or 13 years) = 427/982 = 0.4348269=43.48269%
P(not meat requirement / 11 or 13 years) = 554/982 = 0.564155 = 56.4155%
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