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The price of a gallon of milk at 16 randomly selected Arizona stores is given below....

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Basic Math

The price of a gallon of milk at 16 randomly selected Arizonastores is given below. Assume that milk prices are normallydistributed. At the ?=0.10?=0.10 level of significance, is thereenough evidence to conclude that the mean price of a gallon of milkin Arizona is less than $3.00? (Round your results to threedecimal places)

Which would be correct hypotheses for this test?

  • H0:?=$3H0:?=$3, H1:??$3H1:??$3
  • H0:?=$3H0:?=$3, H1:?>$3H1:?>$3
  • H0:??$3H0:??$3, H1:?=$3H1:?=$3
  • H0:?<$3H0:?<$3, H1:?=$3H1:?=$3
  • H0:?=$3H0:?=$3, H1:?<$3H1:?<$3



Gallon of Milk prices:

2.853.233.232.93
3.072.753.172.51
2.893.232.792.77
2.613.172.852.75



test statistic:



Give the P-value:

Answer & Explanation Solved by verified expert
3.6 Ratings (564 Votes)
H03 H1 010Therefore we fail to    See Answer
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