Answer:
(5.2591, 9.3531)
Step-by-step explanation:
given that the International Air Transport Association surveys business travelers to develop quality ratings for transatlantic gateway airports.
Ratings are from 1 to 10
the readings are
7 7 3 8 4 4 4 5 5 5 5 4 9 10 9 9 8 10 4 5 4 10 10 10 11 4 9 7 5 4 4 5 5 4 3 10 10 4 4 8 7 7 4 9 5 9 4 4 4 4
Mean = 7.3061
Std deviatin = 7.3100
Std error =
95%,confidence interval =
Answer:
49
Step-by-step explanation:
multiply them by 7
21 = w —28
w = 28 + 21
w = 49
Answer:
41
Step-by-step explanation:
by using formula D = b² – 4ac, we get
D = 1² – 4(5)(–2) = 41
Answer:
D
Step-by-step explanation:
If I estmaite the answer from 81% to 80%, then 80*2=160. 160/2=80. 80% to 81 percent.
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Hope this helps you...
The answer is 11/6 as a mixed number in simplest form