A researcher wants to investigate the number of hours high school students spend doing homework each night. After surveying 1,200 high school students, the researcher makes the claim that she is 95% confident that the number of hours students spend doing homework each night is between 0.6 and 2.8 hours. What is the mean and margin of error for this confidence interval?

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2.1± standard deviation results in a 95% confidence interval. ... A researcher wants to investigate the number of hours high school students spend ... After surveying 1,200 high school students, the researcher makes the claim that she is 95% confident that the number of hours students spend doing homework each.

Step-by-step explanation:

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.

answer: 0,6

step-by-step explanation:

this would make it the y intercept.