Feet and the distribution of heights

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Corn plants grow to a mean height of 6.43 feet with a standard deviation of 0.15 feet and the distribution of heights is approximately normal. A new genetically modified corn plant is being developed. A researcher grew a group of 27 genetically modified corn plants and found that their mean height was 6.51 feet. Test to determine if the genetically modified plants are taller using α = 0.01.

Reference no: EM132514926

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