GOODNESS OF FIT
1. (a) Use the chi-square test to determine the goodness of fit of the data in Table 7.9.(b) Is the fit ‘‘too good’’? Use the 0.05 significance level.
X
0
1
2
3
4
f
30
62
46
10
Use the chi-square test to determine the goodness of fit of the data in (a) Table 3.8 (b) Table 3.10 of Problem 3.61. Use a significance level of 0.05, and in each case determine whether the fit is ‘‘too good.’’
Maximum Load
Number of
(short tons)
Cables
9.3–9.7
9.8–10.2
10.3–10.7
12
10.8–11.2
17
11.3–11.7
14
11.8–12.2
12.3–12.7
12.8–13.2
Total
60
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