Expand your knowledge base with the help of IDNLearn.com's extensive answer archive. Ask your questions and receive reliable, detailed answers from our dedicated community of experts.
The probability of the 90th percentile given a mean of 262 and a standard deviation of 45 is 319.672
Here,
The formula for the percentile probability is
[tex]P=\mu+z\sigma[/tex]
P=262 + 1.2816(45)
P = 319.672
Learn more about Probability:
https://brainly.com/question/13604758
#SPJ4