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The following table was presented in an article summarizing a study to compare a new drug...

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Statistics

The following table was presented in an article summarizing astudy to compare a new drug to a standard drug and to aplacebo.

Characteristic*

New Drug

Standard Drug

Placebo

p

Age, years

45.2 (4.8)

44.9 (5.1)

42.8 (4.3)

0.5746

% Female

51%

55%

57%

0.1635

Annual Income, $000s

59.5 (14.3)

63.8 (16.9)

58.2 (13.6)

0.4635

% with Insurance

87%

65%

82%

0.0352

Disease Stage

0.0261

Stage I

35%

18%

33%

Stage II

42%

37%

47%

Stage III

23%

51%

20%

*Table entries and Mean (SD) or % Are there any statisticallysignificant differences in the characteristics shown among thetreatments? Justify your answer. Consider the test for differencesin age among treatments. Write the hypotheses and the formula ofthe test statistic used (No computations required – formula only).Consider the test for differences in insurance coverage amongtreatments. Write the hypotheses and the formula of the teststatistic used (No computations required – formula only). Considerthe test for differences in disease stage among treatments. Writethe hypotheses and the formula of the test statistic used (Nocomputations required – formula only).

Answer & Explanation Solved by verified expert
3.9 Ratings (399 Votes)
I have answered the question belowPlease up vote for the same and thanksDo reach out in the comments for anyqueriesAnsweraThe null and alternative hypotheses are stated belowNull hypothesis    See Answer
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