The time spent watching television in hours on a daily basis of eight different people was used to create the box plot shown abo
1 answer:
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The fourth option is correct.
See the attached image. The red cylinder represents a washer formed by the described revolution. Its volume is
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Answer:
4.4% of the population with IQ between 120 and 125.
Step-by-step explanation:
We are given the following information in the question:
Mean, μ = 100
Standard Deviation, σ = 15
We are given that the distribution of IQ scores is a bell shaped distribution that is a normal distribution.
a) Let X be a person's IQ score.
Then, density functions for IQ scores is given by:
b) P(population with IQ between 120 and 125.)
Formula: