Question

6. A deli owner claims that the average price of a turkey sandwich in New York City is the same a5 one in Redding. CT. A random sample of 7 turkey sandwiches is taken in New York City and Reding. CT. Assume the two samples are random and come from populations that are normally distributed. Assume the uariances are not egual. Iest the deli omner'sdam thas the turkey sandwich erkes are the same. Use a = 0.05. (Section 82) Use the SPSS output below. You da not have to do calculations. Turkey Sandwich Prices New York City $6.25 $9.25 $9.50 $8.25 $4.90 $8.75 58.50 Redding CT $5.50 54.30 S6.65 $7.25 56.20 S4.90 57.60 Group Statisties Sd Emr Muan Muan e Deviation Prite 7. 7.9143 4196 6 D571 121875 46065 Intaperde Senple Test Hhe Sampling Distriburion (Standad nomal or 1-Distribution) Le-tai, riatu talled or two-tailed test Test Saatie (z-score or t-valueh (Round yor test statistic ond p-valus to 2 decimal places.) Rvalur Drcdom ALFail to mject H B) Rejuct H Imerpretation

Answer 1

H₀: µ₁ = µ₂

H₁: µ₁ ≠ µ₂

t-Distribution

Two-tailed test

Test statistic = 2.35, p-value = 0.04

Reject H₀

We have insufficient evidence to conclude that the prices are the same.

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