The following table shows the result of an IQ test for two groups of student.  Gorup A  1 2 3 4 5 6 7 8 9 10 11 12 13 IQ 105 108 103 106 106 114 107 104 114 110 111 112 112   B 1 2 3 4 5 6 7 8 9 10 11 12 13 IQ 118 118 109 120 109 112 127 106 110 116 115 106 116 Use T-test to examine if there is a significant difference between the average IQs of the two groups at a: a- 0.05 level of significance b- 0.001 level of significance Please show your calculations and explain the meaning of results

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A: Introduction: It is required to identify the manner in which the IQ test scores are distributed.

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A: Hypothesis  Null hypothesis Ho: mu1=mu2  Alternative hypothesis H1: mu1<mu2

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A:

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A:

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A:

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A: 80758592607881857910085837785889276908579

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Q: •.. 32 34 36 38 40 42 44 46 48 50 32 34 36 38 40 42 44 46 48 SO (a) Set I (b) Set II

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A: Here we are using R programming language statistical software-

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A:

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