9. In a sample of 88 children selected randomly from one town, it is found 8 of them suffer from asthma. Find the test statistic for a test claim that the proportion of all children in the town who suffer from asthma is equal to 11%.
Answer choices:
Z=0.56
Z=0.68
Z=-0.79
Z=-0.57
9. In a sample of 88 children selected randomly from one town, it is found 8...
9) In a sample of 88 children selected randomly from one town, it is found 8 of them suffer from asthma. Find the test statistic for a test of claim that the proportion of all children in the town who suffer from asthma is equal to 11%. O Z-0.56 O Z=-0.79 O Z-0.68 O2--0.57
9a. In a sample of 88 children selected randomly from one town, it is found 8 of them suffer from asthma. Find the test statistic for a test claim that the proportion of all children in the town who suffer from asthma is equal to 11%. Answer choices: Z=0.56 Z=0.68 Z=-0.79 Z=-0.57
2) 2) In a sample of 167 children selected randomly from one town, it is found that 37 of them suffer from asthma. At the 0.05 significance level, test the claim that the proportion of all children in the town who suffer from asthma is 11%.
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In a sample of 167 children selected randomly from one town, it is found that 37 of them suffer from asthma. At the 0.05 significance leveltest the claim that the proportion of all children in the town who suffer from asthma is 11%. A public bus company official claims that the mean waiting time for bus number 14 during peak hours is less than 10 minutes. Karen took bus number 14 during peak hours on 18 different occasions. Her mean...
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67 7 In a sample of 167 children selected randomly from one town, it is fou suffer from asthma. At the 0.05 significance level, test the claim that the children in the town who sufferromasthmalms, Null Hypothesis:P-0. D. 1 -Alternative Hypothesis : Test Statistic 16 /.#x ond wilsdc Critical Value(s)Zyl,- P-value Is the null hypothesis rejected? Final conclusion in a sentence 8 &c 9. Use the given data to find the equation of the regression line. Round the final values...
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