The cholesterol levels of an adult can be described by a normal model with a mean of 197 mg/dl and a standard deviation of 24.
a) draw and label the normal model.
o a
ob
lan
1670 65 5209201
99-90
105 149
173 197 201 245 289
b) what percent of adults do you expect to have cholesterol levels over 220 mg/dl?
round to two decimal places as needed)
c) what percent of adults do you expect to have cholesterol levels between 170 and 180 mg/dl?
round to two decimal places as needed
d) estimate the interquartile range of cholesterol levels
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The owner of the plant nursery where you were tells you to fill 350 ml bottles from a 30 l from a fertilizer

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?

Identify the statement below as either descriptive or inferential statistics. upper a certain website sold an average of 117 books per day last week. is the statement an example of descriptive or inferential statistics? a. it is an example of descriptive statistics because it uses a sample to make a claim about a population. b. it is an example of inferential statistics because it uses a sample to make a claim about a population. c. it is an example of inferential statistics because it summarizes the information in a sample. d. it is an example of descriptive statistics because it summarizes the information in a sample.