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Is HDTV ownership related to quantity of purchases of other electronics? A Best Buy retail outlet collected the following data for a random sample of

Is HDTV ownership related to quantity of purchases of other electronics? A Best Buy retail outlet collected the following data for a random sample of its recent customers. At= 0.10, is the frequency of in-store purchases independent of the number of large-screen HDTVs owned (defined as 50 inches or more)?

In-Store Purchases Last Month
HDTVs Owned None One More Than One Row Total
None 15 15 13 43
One 18 31 30 79
Two or More 19 45 66 130
Column Total 52 91 109 252

Click here for the Excel Data File (a)The hypothesis for the given issue isH0:HDTVs OwnedandIn Store Purchasesare independent. multiple choice 1

  • Yes
  • No

(b)Calculate the chi-square test statistic, degrees of freedom, and thep-value.(Round your test statistic value to 2 decimal places and thep-value to 4 decimal places.)

(c)Find the critical value for chi-Square. Refer tothe chi-squareAppendix Etable.(Round your answer to 3 decimal places.)

(d)We reject the null hypothesis. multiple choice 2

  • Yes
  • No

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