The mean time it takes for a random sample of 758 airplanes to fly from Florida to New York was shown to be 165 minutes, with a standard deviation of 45 minutes. Using a 95% confidence level, which one of the following null hypotheses will be rejected?

plants store their excess carbohydrate in the form of starch so that it could be used as energy source later on. the excess carbohydrate is converted into starch in the plastid i.e. chloroplast & this process occurs in the presence of sunlight. it is an insoluble polymer of glucose which gets stored in cell organelles named as amyloplasts. in some plants, starch is also stored in roots and embryos.

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the answer would be 44.79

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