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Author Question: During the 3 PM to 5 PM time period, cars arrive at a bank's drive-through window at an average rate ... (Read 112 times)

Pineapplelove6

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on: Jun 24, 2018
During the 3 PM to 5 PM time period, cars arrive at a bank's drive-through window at an average rate of 15 customers per hour. Assume that the time between arrivals follows the exponential distribution.
 
  What is the probability that a randomly selected customer will arrive more than 10 minutes after the previous customer?A) 0.0821
  B) 0.1515
  C) 0.2732
  D) 0.3670

Question 2

The Canadian government would like to test the hypothesis that the average hourly wage for men is more than 2.00 higher than the average hourly wage for women. The following data summarizes the sample statistics for hourly wages for men and women.
 
  Assume that the population variances are equal. Men WomenSample mean 25.40 21.20Sample size 20 18Sample standard deviation 6.20 5.90If Population 1 is defined as men and Population 2 is defined as women, the degrees of freedom for this hypothesis test are ________.A) 34
  B) 35
  C) 36
  D) 38
Business Statistics ¦ Donnelly ¦ 2nd Edition
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mirabriestensky

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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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Pineapplelove6

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Reply 2 on: Jun 24, 2018
:D TYSM

rachel

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Reply 3 on: Yesterday
Gracias!

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