Statistics Please help me with part A Im so confused Workshe

Worksheet #2-Sampling Techniques For each of these problems, answer the questions that are below the data set and explain how you arrived at your samples. A. Psychology/Sociology Below is a set of data for the average age of women and men when they are married for the first time in the U.S. for select years from 1890 to 1982 1969 1968 1967 1966 Number Year Age of Age of 23.1 Women Men 20.8 20.6 26.8 1997 1996 1995 1994 2 20.6 20.5 20.5 20.3 20.3 20.3 20.2 1964 1963 1962 1961 1960 1959 1958 1957 1956 1955 1954 1953 1952 951 22.8 22.7 22.8 22.8 22.5 22.6 22.6 22.5 22.6 26.5 26.5 26.3 1992 1991 1990 1989 988 1987 1986 1985 984 1983 1982 1981 1980 1979 978 977 9 26.2 25.9 25.8 23.6 20.2 25.5 25.4 20.3 22.8 1949 1948 1947 23.3 3.3 23.7 1930 1920 1910 1900 1890 1975 23.5 25.1 25.9 26.1 1973 1972 1971 1970 23.2 a) select a simple random sample of 10 years using these random numbers generated by a calculator. 22, 1, 55,7,32, 50, 57, 17, 16, 8 State the number, year, age of women and age of men. b) select a systematic sample of 10 years using theses random numbers generated by a calculator. 1st random number 4, 2nd random number:13 State the number, year, age of women and age of men.

Solution

In part (A), we just list the rows given by random number generator. Here we get:

Number, Year, Age of women, Age of men
22, 1977, 21.6, 24
1, 1998, 25, 26.7
55, 1920, 21.2, 24.6
7, 1992, 24.4, 26.5
32, 1967, 20.6, 23.1
50, 1949, 20.3, 22.7
57, 1900, 21.9, 25.9
17, 1982, 22.5, 25.2
16, 1983, 22.8, 25.4
8, 1991, 24.1, 26.3