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. Met requirements No Yes Age 5-10 194 861 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 and the decision are z=0.804; do not reject the null hypothesis z=18.08; reject the null hypothesis z=21.62; reject the null hypothesis Age 11-13 557 417 z=41.21; reject the null hypothesis
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. Met requirements No Yes Age 5-10 194 861 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 and the decision are z=0.804; do not reject the null hypothesis z=18.08; reject the null hypothesis z=21.62; reject the null hypothesis Age 11-13 557 417 z=41.21; reject the null hypothesis
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 30PPS
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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.
Met requirements
No
Yes
Age 5-10
194
861
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 and the decision are
z=0.804; do not reject the null hypothesis
z=18.08; reject the null hypothesis
z=21.62; reject the null hypothesis
Age 11-13
557
417
z=41.21; reject the null hypothesis
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