Question

A family is relocating from St. Louis, Missouri, to California. Due to an increasing inventory of houses in St. Louis, it is taking longer than before to sell a house. The wife is concerned and wants to know when it is optimal to put their house on the market. Her realtor friend informs them that the last 29 houses that sold in their neighborhood took an average time of 230 days to sell. The realtor also tells them that based on her prior experience, the population standard deviation is 35 days. Construct the 90% confidence interval for the mean sale time for all homes in the neighborhood.

Answer #1

90% confidence interval for is

- Z * / sqrt(n) < < + Z * / sqrt(n)

230 - 1.645 * 35 / sqrt(29) < < 230 + 1.645 * 35 / sqrt(29)

219.3086 < < 240.6914

90% CI is **(219.3086 , 240.6914 )**

A family is relocating from St. Louis, Missouri, to California.
Due to an increasing inventory of houses in St. Louis, it is taking
longer than before to sell a house. The wife is concerned and wants
to know when it is optimal to put their house on the market. Her
realtor friend informs them that the last 15 houses that sold in
their neighborhood took an average time of 280 days to sell. The
realtor also tells them that based...

A family is relocating from St. Louis, Missouri, to California.
Due to an increasing inventory of houses in St. Louis, it is taking
longer than before to sell a house. The wife is concerned and wants
to know when it is optimal to put their house on the market. Her
realtor friend informs them that the last 23 houses that sold in
their neighborhood took an average time of 180 days to sell. The
realtor also tells them that based...

A family is relocating from St. Louis, Missouri, to California.
Due to an increasing inventory of houses in St. Louis, it is taking
longer than before to sell a house. The wife is concerned and wants
to know when it is optimal to put their house on the market. Her
realtor friend informs them that the last 28 houses that sold in
their neighborhood took an average time of 205 days to sell. The
realtor also tells them that based...

A family is relocating from St. Louis, Missouri, to California.
Due to an increasing inventory of houses in St. Louis, it is taking
longer than before to sell a house. The wife is concerned and wants
to know when it is optimal to put their house on the market. Her
realtor friend informs them that the last 13 houses that sold in
their neighborhood took an average time of 45 days to sell. The
realtor also tells them that based...

A family is relocating from St. Louis, Missouri, to California.
Due to an increasing inventory of houses in St. Louis, it is taking
longer than before to sell a house. The wife is concerned and wants
to know when it is optimal to put their house on the market. Her
realtor friend informs them that the last 13 houses that sold in
their neighborhood took an average time of 45 days to sell. The
realtor also tells them that based...

A family is relocating from St. Louis, Missouri, to California.
Due to an increasing inventory of houses in St. Louis, it is taking
longer than before to sell a house. The wife is concerned and wants
to know when it is optimal to put their house on the market. Her
realtor friend informs them that the last 22 houses that sold in
their neighborhood took an average time of 160 days to sell. The
realtor also tells them that based...

A family is relocating from St. Louis, Missouri, to California.
Due to an increasing inventory of houses in St. Louis, it is taking
longer than before to sell a house. The wife is concerned and wants
to know when it is optimal to put their house on the market. Her
realtor friend informs them that the last 21 houses that sold in
their neighborhood took an average time of 120 days to sell. The
realtor also tells them that based...

Actually a HISTORY question: what tactics does Einhard use to
portray Charlemagne in "Life of Charlemagne" and what tactics does
Procipius use to describe Justinian in a positive light in the
"Nika Riots"? Ive posted both excerpts.
"Life of Charlemagne"
Charles the Great, (Charlemagne in French) reigned 768-814 as
king of the Franks and the most important ruler of the Carolingian
Dynasty, conquering lands in what is now Germany, France, Spain,
and Italy. On Christmas Day 800 C.E., Pope Leo...

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