Exercise 06.25 (Normal Probability Distribution) b. What is the probability that a household in Maryland has an annual income of $40,000 or less (to 4 decimals)? According to Money magazine, Maryland had the highest mean annual household income of any state in 2018 at $75,847 (Time.com website). Assume that annual household income in Maryland follows a normal distribution with a mean of $75,847 and standard deviation of $33,800. a. What is the probability that a household in Maryland has an annual income of $100,000 or more (to 4 decimals)? c. What is the probability that a household in Maryland has an annual income between $50,000 and $70,000 (to 4 decimals)? ◄ Question 9 of 16 Hint(s) Check My Work d. What is the annual income of a household in the 90th percentile of annual household income in Maryland (to the nearest dollar)? $

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Exercise 06.25 (Normal Probability Distribution)
b. What is the probability that a household in Maryland has an annual income of $40,000 or less (to 4 decimals)?
According to Money magazine, Maryland had the highest mean annual household income of any state in 2018 at $75,847 (Time.com website). Assume that
annual household income in Maryland follows a normal distribution with a mean of $75,847 and standard deviation of $33,800.
a. What is the probability that a household in Maryland has an annual income of $100,000 or more (to 4 decimals)?
c. What is the probability that a household in Maryland has an annual income between $50,000 and $70,000 (to 4 decimals)?
◄ Question 9 of 16 ►
Hint(s) Check My Work
d. What is the annual income of a household in the 90th percentile of annual household income in Maryland (to the nearest dollar)?
Hint(s) Check My Work
Transcribed Image Text:Exercise 06.25 (Normal Probability Distribution) b. What is the probability that a household in Maryland has an annual income of $40,000 or less (to 4 decimals)? According to Money magazine, Maryland had the highest mean annual household income of any state in 2018 at $75,847 (Time.com website). Assume that annual household income in Maryland follows a normal distribution with a mean of $75,847 and standard deviation of $33,800. a. What is the probability that a household in Maryland has an annual income of $100,000 or more (to 4 decimals)? c. What is the probability that a household in Maryland has an annual income between $50,000 and $70,000 (to 4 decimals)? ◄ Question 9 of 16 ► Hint(s) Check My Work d. What is the annual income of a household in the 90th percentile of annual household income in Maryland (to the nearest dollar)? Hint(s) Check My Work
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Exercise 06.25 (Normal Probability Distribution)
b. What is the probability that a household in Maryland has an annual income of $40,000 or less (to 4 decimals)?
According to Money magazine, Maryland had the highest mean annual household income of any state in 2018 at $75,847 (Time.com website). Assume that
annual household income in Maryland follows a normal distribution with a mean of $75,847 and standard deviation of $33,800.
a. What is the probability that a household in Maryland has an annual income of $100,000 or more (to 4 decimals)?
c. What is the probability that a household in Maryland has an annual income between $50,000 and $70,000 (to 4 decimals)?
Hint(s) Check My Work
Question 9 of 16 ►
d. What is the annual income of a household in the 90th percentile of annual household income in Maryland (to the nearest dollar)?
Hint(s)
Check My Work
Transcribed Image Text:Exercise 06.25 (Normal Probability Distribution) b. What is the probability that a household in Maryland has an annual income of $40,000 or less (to 4 decimals)? According to Money magazine, Maryland had the highest mean annual household income of any state in 2018 at $75,847 (Time.com website). Assume that annual household income in Maryland follows a normal distribution with a mean of $75,847 and standard deviation of $33,800. a. What is the probability that a household in Maryland has an annual income of $100,000 or more (to 4 decimals)? c. What is the probability that a household in Maryland has an annual income between $50,000 and $70,000 (to 4 decimals)? Hint(s) Check My Work Question 9 of 16 ► d. What is the annual income of a household in the 90th percentile of annual household income in Maryland (to the nearest dollar)? Hint(s) Check My Work
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