This topic contains a solution. Click here to go to the answer

Author Question: A realtor collected the following data for a random sample of ten homes that recently sold in her ... (Read 69 times)

storky111

  • Hero Member
  • *****
  • Posts: 561

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.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by storky111 on Feb 14, 2020

wshriver

  • Sr. Member
  • ****
  • Posts: 318
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.
Answer Preview
Only 25% of students answer this correctly




storky111

  • Member
  • Posts: 561
Reply 2 on: Feb 14, 2020
:D TYSM


jojobee318

  • Member
  • Posts: 298
Reply 3 on: Yesterday
Excellent

 

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

For a complete list of videos, visit our video library