There are different guidelines for calcium intake for children age 5-10 those aged 11- 13.A study was conducted to determine if children consumed an adequate amount of calcium and yielded the following results. Test the null hypothesis that there are no differences between the two age groups in the proportion which met the requirements. Use a 5% level of significance. The value of the test statistic (consistent with the lecture notes formula) and the decision are Met requirements No Yes 5-10 194 861 -21 62: rainst the pull bymothesio 11-13 557 417

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There are different guidelines for calcium intake for children age 5-10 those aged 11-
13.A study was conducted to determine if children consumed an adequate amount of
calcium and yielded the following results. Test the null hypothesis that there are no
differences between the two age groups in the proportion which met the
requirements. Use a 5% level of significance. The value of the test statistic
(consistent with the lecture notes formula) and the decision are
Met requirements
No
Yes
5-10
194
861
z=21.62; reject the null hypothesis
z=41.21; reject the null hypothesis
z=19.555; reject the null hypothesis
z=0.804; do not reject the null hypothesis
11-13
557
417
Transcribed Image Text:There are different guidelines for calcium intake for children age 5-10 those aged 11- 13.A study was conducted to determine if children consumed an adequate amount of calcium and yielded the following results. Test the null hypothesis that there are no differences between the two age groups in the proportion which met the requirements. Use a 5% level of significance. The value of the test statistic (consistent with the lecture notes formula) and the decision are Met requirements No Yes 5-10 194 861 z=21.62; reject the null hypothesis z=41.21; reject the null hypothesis z=19.555; reject the null hypothesis z=0.804; do not reject the null hypothesis 11-13 557 417
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