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Use the following data for problems 12-15: Suppose we have some on the lengths of the diameters (in mm.) of certain types of nuts as summarized below: 1.23 1.33 1.20 2.25 0.57 0.68 122 1.34 142 2.07 2.11 0.89 0.97 1.11 1.21 0.98 2.11 2.34 1.08 1.06 1.11 2.33 2.32 098 0.98 099 102 1.13 1.17 1.23 1.26 1.55 1.66 2.17 2.15 2.16 1.98 1.75 1.74 1.73 2.41 2.33 Descriptive Statistics: Diameters of Nuts (in mm.) Variable Dianeters of Nuts (in? 42 0 1.5076 o.osu o.sse, o.5700 1,0750 Variable Diameters of Nuts (in 1.2950 2.1100 2.4100 NNMean SE Mean StDev Minimum 01 Median 03 Maxmu 12. Construct a 95% confidence interval for the mean diameter length of the population of all nuts. 13. What is the margin of error for the above confidence interval?

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meam diam eter length of populatio of al units 95 Con idanca itervel 0 marsiniof em of the abuk Consfi dence int eel 2 0 16 2

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