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Author Question: A realtor collected the following data for a random sample of ten homes that recently sold in her ... (Read 64 times)

storky111

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on: Feb 14, 2020

Question 1

A company keeps extensive records on its new salespeople on the premise that sales should increase with experience. A random sample of seven new salespeople produced the data on experience and sales shown in the table.



Summary statistics yield SSxx = 94.8571, SSxy = 124.7571, SSyy = 176.5171, = 5.8571, and Calculate a 90% confidence interval for E(y) when Assume and the prediction equation is

Question 2

A realtor collected the following data for a random sample of ten homes that recently sold in her area.

HouseAsking PriceDays on Market
A$114,50029
B$149,90016
C$154,70059
D$159,90042
E$160,00072
F$165,90045
G$169,70012
H$171,90039
I$175,00081
J$289,900121

a. Find a 90% confidence interval for the mean number of days on the market for all houses listed
at $150,000.
b.Suppose a house has just been listed at $150,000. Find a 90% prediction interval for the number
of days the house will be on the market before it sells.
Statistics ¦ McClave, Sincich, Tamarack ¦ 12th Edition
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Marked as best answer by storky111 on Feb 14, 2020

wshriver

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Reply #1 on: Feb 14, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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storky111

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Reply 2 on: Feb 14, 2020
Excellent

Zebsrer

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Reply 3 on: Yesterday
:D TYSM

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