MTH 125: Participation Assignment for Week 9
Data Nominal, Ordinal, Interval, Ratio
Quantitative vs Qualitative
Sex Religion
Year in school Pay grade
Temperature in house size of shirt
Amount of money in wallet Number of cats
January 25 Assignment:
February 42 1 Compute Measures of central tendencies
March 40 2 Compute Mesaures of variations
April 45 3 What is the minimum
May 46 4 What is the maximum
June 50 5 Provide the 5 number summary (use xxx.inc)
July 49 6 What is the Interquartile Range
7 Are there any outliers? If so, what are they?
8 Develop a box plot
9 Is data skewed? If so, what is the skewness?
10 Provide a graph (Historgram and a trend line) of the data
11 What is the least squares regression equation
12 Based on the computed least squares regression equation, what is your estimate of
the amount of annual sales in the year 2000?
Homework Assignment
MTH 125 Homework Assignment for Week 9
Daisy Restaurant Record of sales
Year Annual Sales since 1940 Data Nominal, Ordinal, Interval, Ratio
1 1940 1652437.38 Quantitative vs Qualitative
2 1941 546657.72 Sex Religion
3 1942 895148.76 Year in school Pay grade
4 1943 1036713.6 Temperature in house size of shirt
5 1944 998000 Amount of money in wallet Number of cats
6 1945 742579.84
7 1946 1286077.5 Assignment:
8 1947 1541400 1 Compute Measures of central tendencies
9 1948 1250068.05 2 Compute Mesaures of variations
10 1949 1271251.8 3 What is the minimum
11 1950 1158636.96 4 What is the maximum
12 1951 1399264.72 5 Provide the 5 number summary
13 1952 703274.17 6 What is the Interquartile Range
14 1953 1432100 7 Are there any outliers? If so, what are they?
15 1954 1164749.28 8 Develop a box plot
16 1955 921825 9 Is data skewed? If so, what is the skewness?
17 1956 937721.96
18 1957 1153390.08 10 Provide a graph (Historgram and a trend line) of the data
19 1958 1234887.12 11 What is the least squares regression equation
20 1959 1071635.1 12 Based on the computed least squares regression equation, what is your estimate of
21 1960 1065146.25 the amount of annual sales in the year 2000?
22 1961 1565840
23 1962 1016103.22
24 1963 840117.8
25 1964 957177
26 1965 1210806.48
27 1966 1187712
28 1967 753470.1
29 1968 951949.54
30 1969 589525
31 1970 1508981.24
32 1971 1525536.8
33 1972 713180
34 1973 1172059.2
35 1974 499968
36 1975 1034784.81
37 1976 806270.5
38 1977 713688
39 1978 733595.9
40 1979 1312752
41 1980 888476.4
42 1981 945905.58
43 1982 1046657.48
44 1983 998880
45 1984 1055793.6
46 1985 1746600
47 1986 899248.31
48 1987 1133816.25
49 1988 1156239
50 1989 1051391.25
51 1990 1135760.76
52 1991 1202775
53 1992 1318247
54 1993 986813.28
55 1994 741542.31
56 1995 875610
57 1996 1293500
58 1997 1434108
59 1998 1083068