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Author Question: In a study involving car owners, one question asked the owner for the number of miles driven last ... (Read 138 times)

Haya94

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on: Jun 24, 2018
In a study involving car owners, one question asked the owner for the number of miles driven last year. A second question asked the owner for the age of the vehicle.
 
  A joint frequency distribution would be useful for determining whether newer cars tend to be driven more miles than older cars. Indicate whether the statement is true or false

Question 2

What is the standard deviation if the proportion is 0.18 found from ten samples each of size 100, twelve samples each of size 128, fifteen samples each of size 120, and eight samples each of size 125?
 
  A) 0.077
  B) 0.068
  C) 0.035
  D) 0.059
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okolip

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Reply #1 on: Jun 24, 2018
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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Haya94

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Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)

juliaf

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Reply 3 on: Yesterday
Wow, this really help

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