Researchers madsen and lof

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Reference no: EM131817830

Researchers Madsen and Lof carried out a study involving reforestation in southern Scandinavia where oaks were seeded with acorns under a variety of circumstances. Germination rates (as percents) in 25 sites were recorded:

113_Researchers Madsen and Lof.png

a. Produce a histogram of the data and characterize it as roughly normal, roughly symmetric but not close to normal, or showing pronounced skewness and/or outliers.

b. Considering that the sample size (25) is moderately large, can we count on the distribution of sample mean to be fairly normal?

c. Use software to produce a 95% confidence interval for the mean germination rate of all sites in similar circumstances.

Reference no: EM131817830

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