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svlad2 [7]
3 years ago
8

A set of average city temperatures in December are normally distributed with a mean of 16.3 C and a

Mathematics
1 answer:
aleksley [76]3 years ago
8 0

Answer:

Step-by-step explanation:

z  value of 14.9  = (16.3 - 14.9) / 2

= 0.7

= .7580

z  value of 12.9  = (16.3 - 12.9) / 2

= 1.7

=.9554

Required probability = .9554 - .7580

= .1974

or 19.74 % .

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