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frutty [35]
3 years ago
13

Each (hypothetical) data set below represents some readings on span gas. Assume the Gauss model, with errors following the norma

l curve. However, bias may be present. In each case, make a t-test to see whether the instrument is properly calibrated or not. In one case, this is impossible. Which one, and why?
a. 71, 68, 79
b. 71, 68, 79, 84, 78, 85, 69
c. 71
d. 71, 84
Mathematics
1 answer:
pav-90 [236]3 years ago
8 0

Answer:

71 ( C ).

Step-by-step explanation:

The impossible case is the third case i.e.71

because there is only one reading on the span gas hence it is impossible to carry out a t-test on just one valid reading in an experiment.

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