x has continuous random variable is nomally distributed and average 40, standard deviation 10. So what is the probability of P (30

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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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x has continuous random variable is nomally distributed and average 40, standard deviation 10. So what is the probability of P (30 <x <50)?
20 -
O A) 0,8413
O B) 0,3413
O C) 0,4778
O D) 0,6826
O E) 0,4946
Transcribed Image Text:x has continuous random variable is nomally distributed and average 40, standard deviation 10. So what is the probability of P (30 <x <50)? 20 - O A) 0,8413 O B) 0,3413 O C) 0,4778 O D) 0,6826 O E) 0,4946
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