Question

Assembly Time (Raw Data, Software Required):
The makers of a child's swing set claim that the average assembly time is less than 2 hours. A sample of 35 assembly times (in hours) for this swing set is given in the table below. Test their claim at the 0.01 significance level.

What is the test statistic? Round your answer to 2 decimal places.
t_x =

DATA ( n = 35 )
Assembly Time

Hours
1.12
2.57
1.39
2.12
2.05
2.34
1.03
2.24
1.35
2.83
3.25
1.86
1.55
2.86
0.86
0.71
2.36
0.24
1.39
1.96
2.46
2.06
1.59
0.87
1.08
2.49
2.49
1.54
3.57
1.40
1.78
2.26
0.68
2.42
2.55

Answer 1

Sobdion Teet latistics :amplo size 35 EX eample etandond dviadian m-l 330.557) 20.537u 35-1 0.7772 stics (18663-2) 092 N35 0-1337 o 13lu 1O175 est sdiotic:1.02

Hours x-xbar x-xbar2 0.7463 0.5570 257 0.7037 0.4952 0.4763 0.2269 1.39 212 0.2537 0.0644 2.05 0.1837 0.0337 234 0.4737 0.2244 0.8363 0.6994 224 0.3737 01597 0.5163 0.2666 283 09637 0.9287 1.3837 1.9146 1.03 1.35 3.25 1.86 -0.0063 0.0000 0.3163 0.1000 286 0997 0.9874 1.0126 0.86 10063 0.71 -11563 13370 2.36 0.4937 0.2437 0.24 -1.6263 26449 0.4763 0.2269 1.39 196 0.09370.0088 246 0.5937 0.3525 206 0.1937 0.0375 0.2763 0.0763 159 0.87 0.9963 0.9926 0.7863 0.6183 249 0.6237 0.3890 249 0.6237 0.3890 154 03263 01065 3.571.7037 29026 0.46630.2174 0.0863 0.0074 226 0.3937 01550 1.1863 1.4073 1.78 242 0.5537 0.3066 255 0.6837 0.4674 65.32 Total 20 5374 Mean: 65.32/351.8663