Math Solutions

[See Steps] The average height of a random sample of 400 people from a City is 1.75 m. It is known that the height of the people of that city is an aleatory

Question: The average height of a random sample of 400 people from a City is 1.75 m. It is known that the height of the people of that city is an aleatory variable that follows a normal distribution with variance σ 2 = 0.16 m 2 .

  1. Constructs an interval of 95% confidence for the mean of the height of the population.
  2. What would be the minimum sample size necessary to be able to be said to be true height of the statures is less than 2 cm from the sample mean, with a 90% confidence level?

Price: $2.99
Solution: The downloadable solution consists of 1 pages
Deliverable: Word Document


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