A.) Does a lavender odor encurage customers to stay longer in the restaraunt? Ex
ID: 3222900 • Letter: A
Question
A.) Does a lavender odor encurage customers to stay longer in the restaraunt? Examine the time data and explain why they are suitable for two sample "t" procedures. Use the two sample "t" test to answer the question posed.
B.) Does a lavender odor encourage customers to spend more, while in the restaraunt? Examine the spending data. In what ways do these data deviate from Normality? Explain why, with 30 observations, the "t" procedures are reasonably accurate for these data. Use the two sample "t" test to answer the question posed.
No Odor Lavender
Min. Euros Min. Euros
103 15.9 92 21.9
68 18.5 126 18.5
79 15.9 114 22.3
106 18.5 106 21.9
72 18.5 89 18.5
121 21.9 137 24.9
92 15.9 93 18.5
84 15.9 76 22.5
72 15.9 98 21.5
92 15.9 108 21.9
85 15.9 124 21.5
69 18.5 105 18.5
73 18.5 129 25.5
87 18.5 103 18.5
109 20.5 107 18.5
115 18.5 109 21.9
91 18.5 94 18.5
84 15.9 105 18.5
76 15.9 102 24.9
96 15.9 108 21.9
107 18.5 95 25.9
98 18.5 121 21.9
92 15.9 109 18.5
107 18.5 104 18.5
93 15.9 116 22.8
118 18.5 88 18.5
87 15.9 109 21.9
101 25.5 97 20.7
75 12.9 101 21.9
86 15.9 106 22.5
Please show work and sorry for the data table, it doesnt want to cooperate.
Explanation / Answer
a)
Null Hypothesis: No odor and Lavender has no effect of encouraging customer to stay for longer time
Aletrnative Hypothesis: Lavendar odor encourages customer to stay for longer time.
Level of significance : 0.05
Test statisic two sample t test.
Conclusion: Since the p-value is 0.00 which is less than 0.05, hence we reject null hypothesis and conclude that Lavender odor encorages customer to spent more time.
b)
Null Hypothesis: There is no difference in Euro spent of no ordor compare Euro spent in Lavender odor.
Alternative Hypothesis: There is significant difference in Euro spent of no ordor compare Euro spent in Lavender odor.
Level of significance: 0.05
Conclusion: Since the p-value is 0.00 which is less than 0.05, hence we reject the null hypothesis and conclude Lavender encourages to spend more euro.
No Ordor Time Spent Lavender Time spent 103 92 68 126 79 114 106 106 72 89 121 137 92 93 84 76 72 98 92 108 85 124 69 105 73 129 87 103 109 107 115 109 91 94 84 105 76 102 96 108 107 95 98 121 92 109 107 104 93 116 118 88 87 109 101 97 75 101 86 106Related Questions
drjack9650@gmail.com
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.