# Statistics Question

Anonymous

Question description

Prenumbered sales invoices are kept in a sales journal. The invoices are numbered from 0001 to 5000.to5000.

a. Beginning in row​ 28, column

1010​,

and proceeding horizontally in the given random number​ table, select a simple random sample of 10 invoice numbers.

b. Select a systematic sample of 10 invoice numbers. Use the random numbers in row​ 30, columns

2727dash2929​,

as the starting point for your selection.

c. Are the invoices selected in​ (a) the same as those selected in​ (b)? Why or why​ not?

 Column Row 00000 00001 11111 11112 22222 22223 33333 33334 12345 67890 12345 67890 12345 67890 12345 67890 28 06873 21440 75593 41373 49502 17972 82578 16364 29 12478 37622 99659 31065 83613 69889 58869 29571 30 57175 55564 65411 42547 70457 03426 72937 83792 31 91616 11075 80103 07831 59309 13276 26710 73000 32 78025 73539 14621 39044 47450 03197 12787 47709

a. Complete the list of the 10 invoice numbers that will be selected for the simple random sample below.

nothing​,

nothing​,

nothing​,

nothing​,

nothing​,

nothing​,

nothing​,

nothing​,

nothing​,

nothing

​(List the terms in the same order as they appear in the original​ list.)

b. Complete the list of the 10 invoice numbers that will be selected for the systematic sample below.

nothing​,

nothing​,

nothing​,

nothing​,

nothing​,

nothing​,

nothing​,

nothing​,

nothing​,

nothing

​(Use ascending​ order.)

c. Are the invoices selected in​ (a) the same as those selected in​ (b)? Why or why​ not?

​No, the invoices selected are not the same because it would be highly unlikely that a random process would select the same units as a systematic process.

​No, the invoices selected are not the same because the population size is very large.

​No, the invoices selected are not the same because a simple random sample and a systematic sample can never be the same.

​Yes, many of the same invoices were selected because any two probability samples will yield similar results.

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