A plane can use its height above the ground and its distance from the destination airport to find the
1 answer:
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Answer:
1/9
Step-by-step explanation:
Of the 36 possible sums, 4 of them are 9. The probability is 4/36 = 1/9.
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Comment on these dice
Interestingly, the probability of any given sum is the same as it is with "normal" dice.
Answer:
a) 4, 5, 7, 12
b) 7
c) 4.5, 6.5, 8, 6, 8.5, 9.5
d) 7.167
Step-by-step explanation:
We are given the following in the question:
4, 5, 7, 12
a) unique values for x
4, 5, 7, 12
b) mean of the population
c) sampling distribution for samples of size 2
Sample size, n = 2
Possible samples of size 2 are (4,5),(4,7),(4,12),(5,7),(5,12),(7,12)
Sample means are:
Thus, the list is 4.5, 6.5, 8, 6, 8.5, 9.5
d) mean of the sampling distribution