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Author Question: One of the leading dot-com companies has found that the proportion of customers who come into its ... (Read 52 times)

bobypop

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on: Jun 24, 2018
One of the leading dot-com companies has found that the proportion of customers who come into its Web site that actually makes a purchase is 0.045.
 
  The company plans to see whether this rate still holds by selecting a random sample of 200 hits on its Web site. Given that the 0.045 rate still applies, what is the standard deviation of the sampling distribution?A) Approximately 0.0147
  B) About 0.0002
  C) About 0.0354
  D) Can't be determined without knowing the mean.

Question 2

The sales manager at Western Furniture Company tracked data on the number of customers who came into the store each day and the total dollar volume of sales at the store during the same day.
 
  She is considering putting together a report for top management and wishes to show the relationship between these two variables. Which of the following graphs would likely be most useful? She has a sample of 36 days worth of data.A) Scatter diagram
  B) Bar chart
  C) Frequency histogram
  D) Pie chart


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Benayers

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Reply #1 on: Jun 24, 2018
Answer to Question 1

A

Answer to Question 2

A


bobypop

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Reply 2 on: Jun 24, 2018
Gracias!

JaynaD87

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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