Week 5 individual - Parametric and Nonparametric Data...

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Parametric and Nonparametric Data Identification Assignment 1 Parametric and Nonparametric Data Identification Assignment Fadi Fayad RES/342 03-10-2011 Morris Hamm
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Parametric and Nonparametric Data Identification Assignment 2 Parametric and Nonparametric Data Identification Assignment Label each of the following situations “P” if it is an example of parametric data or “NP” if it is an example of nonparametric data. 1. A manufacturer produces a batch of memory chips (RAM) and measures the mean-time- between-failures (MTBF). The manufacturer then changes a manufacturing process and produces another batch and again measures the MTBF. Did the change to the process improve the MTBF? __NP__ 2. From a written survey where the respondents were asked to rate an individual on a scale of 1 to 5, one group rated an individual a 3.7, another group rated the individual a 4.3. Is the difference statistically significant? __P__ 3. A catering company is buying equipment in order to set up their own store. They have a
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Week 5 individual - Parametric and Nonparametric Data...

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