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The number of entrees purchased in a single order at a Noodles & Company restaurant has had a historical average of 1.85 entrees per order.

The number of entrees purchased in a single order at a Noodles & Company restaurant has had a historical average of 1.85 entrees per order. On a particular Saturday afternoon, a random sample of 32 Noodles orders had a mean number of entrees equal to 2.15 with a standard deviation equal to 0.9. At the 2 percent level of significance, does this sample show that the average number of entrees per order was greater than expected? (a) Choose the correct null and alternative hypotheses.

  1. H0: 1.85 vs. H1: < 1.85
  2. H0: 1.85 vs. H1: > 1.85
  3. H0: = 1.85 vs. H1: 1.85

multiple choice 1

  • 1
  • 2
  • 3

(b-1) Calculate the t statistic.(Round your answer to 2 decimal places.) (b-2) Find the p-value. (Round your answer to 4 decimal places.)

(c) Choose the correct conclusion. multiple choice 2

  • Because the p-value is less than 0.02, we conclude that there isevidence to indicate a significant increase in the average number of entrees per order.
  • Because the p-value is greater than 0.02, we conclude that there isno evidence to indicate a significant increase in the average number of entrees per order.

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