Boy 84 72 73 41 85 91 72 67 58 74 54 62 71 48 91 Girl 82 65 77 39 71 87 80 60 55 80 46 57 66 48 83 Can the doctor say the boys are significantly heavier than the girls?  (Use α = .01)   Solve by hand please (no excel).   Hypothesis testing will consist of four hypothesis tests which you need to complete. each test will require the following: Type of Test: Null Hypothesis: Alternate Hypothesis: Standard Error: Test Statistic: P-value: Decision: Sentence:

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Author:Bruce Crauder, Benny Evans, Alan Noell
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Chapter5: A Survey Of Other Common Functions
Section5.3: Modeling Data With Power Functions
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A doctor studies sets of fraternal twins, where one newborn is a boy, and the other is a girl. She believes that of these twins, the boy is heavier at birth than the girl. Here is the data, with the weight of each baby (in ounces)

Boy

84

72

73

41

85

91

72

67

58

74

54

62

71

48

91

Girl

82

65

77

39

71

87

80

60

55

80

46

57

66

48

83

Can the doctor say the boys are significantly heavier than the girls?  (Use α = .01)

 

Solve by hand please (no excel).

 

Hypothesis testing will consist of four hypothesis tests which you need to complete. each test will require the following:

Type of Test:

Null Hypothesis:

Alternate Hypothesis:

Standard Error:

Test Statistic:

P-value:

Decision:

Sentence:

 

Please graph the answer on a graph (Solve p =, z =, etc)

 
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