on a nal mathematics assessment test has a mean score of 281. This test result prompts a state school administrator to declare that the mean score for the state's eighth graders on this exam is more than 275. Assume that the population standard deviation is 32. At a= 0.09, is there enough evidence to support the administrator's claim? Complete parts (a) through (e). (a) Write the claim mathematically and identify Ho and Ha. Choose the correct answer below. O A. Ho: H= 275 (claim) Ha: p> 275 O B. Ho: H2275 (claim) OC. Ho: us275 (claim) Ha: u> 275 %3D Ha: u<275 O D. Ho: u= 275 O E. Ho: Hs275 O F. Ho: H< 275 Ha: H> 275 (claim) Ha: >275 (claim) Ha: 2 275 (claim)

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nal mathematics assessment test has a mean score of 281. This test result prompts a state school administrator to declare that the mean score for the state's eighth
graders on this exam is more than 275. Assume that the population standard deviation is 32. At a= 0.09, is there enough evidence to support the administrator's claim? Complete parts (a) through (e).
(a) Write the claim mathematically and identify Ho and Ha. Choose the correct answer below.
O A. Ho: H= 275 (claim)
Ha: p> 275
O B. Ho: H2275 (claim)
OC. Ho: us275 (claim)
Ha: u> 275
%3D
Ha: u<275
O D. Ho: u= 275
O E. Ho: Hs275
O F. Ho: H< 275
Ha: H> 275 (claim)
Ha: >275 (claim)
Ha: 2 275 (claim)
Transcribed Image Text:on a nal mathematics assessment test has a mean score of 281. This test result prompts a state school administrator to declare that the mean score for the state's eighth graders on this exam is more than 275. Assume that the population standard deviation is 32. At a= 0.09, is there enough evidence to support the administrator's claim? Complete parts (a) through (e). (a) Write the claim mathematically and identify Ho and Ha. Choose the correct answer below. O A. Ho: H= 275 (claim) Ha: p> 275 O B. Ho: H2275 (claim) OC. Ho: us275 (claim) Ha: u> 275 %3D Ha: u<275 O D. Ho: u= 275 O E. Ho: Hs275 O F. Ho: H< 275 Ha: H> 275 (claim) Ha: >275 (claim) Ha: 2 275 (claim)
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