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Test of claim for the statement made for a given paired sample 

assume you want to test the claim the paired sample data given below come from a population for which the mean difference is mean d = 0. 

50

80

84

61

59

82

61

71

57

84

93

81

94

60

Use a 0.05 significance level to find the following:
(a) The mean value of the differences d for the paired sample data d=
(b) The standard deviation of the differences d for the paired sample data sd=
(c) The t test statistic t =_
(d) The positive critical value t =_
(e) The negative critical value
(f) Does the test statistic fall in the critical region?
A. No
B. Yes
(g) Construct a 95 percent confidence interval for the population mean of all differences x - y.

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M921749

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