The table provides the ages of all 50 heads of households in a small Nova Scotian fishing village. The distribution of these ages is characterized by μ = 47.18 and σ = 14.74.

a. Find the mean of the -values in part b. How does it compare to the value you would expect in a long run of repeated samples of size 9?
b. Find the standard deviation of the -values in part b. How does it compare to the value you would expect in a long run of repeated samples of size 9?

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Name Alexander 50 Griffith 66 McTell 49 Shindell 33 Bell Black Bok Clancy 67 Kagan 36 Mitchell 45 Thomas 57 Cochran 6 Lavin Fairchild 41 Lunn8 Finney 68 MacColl 27 Renbourn 54 Tricket 64 Fisher 37 Mlltt 37 Rice Fraser Fricker4 MacDonald 71 Rogers, S. 48 Young 29 Gaughan 0 McDonald 39 Rowan 32 Graham 47 McTl 46 Rusby 42 Age Name Age Name Age Name 45 Grosvenor 23 lan 28 Jansch 40 McNl31 Thames 29 Staines 36 28 Stewart 25 51 MacLeod 30 57 Mayo 38 Morrison 43 Todd 8 Muir 43 Travers 50 62 Tyson 76 60 McCusker 56 Rogers, G. 67 63