Given a normal distribution with µ= 45 and o= 4, complete parts (a) through (d). Click here to view page 1 of the cumulative standardized normal distribution table. Click here to view page 2 of the cumulative standardized normal distribution table. a. What is the probability that X> 38? P(X> 38) = (Round to four decimal places as needed.) b. What is the probability that X<41? P(X<41) =O (Round to four decimal places as needed.) c. For this distribution, 9% of the values are less than what X-value? X= (Round to the nearest integer as needed.) d. Between what two X-values (symmetrically distributed around the mean) are 70% of the values? For this distribution, 70% of the values are between X=and X =. (Round to the nearest integer as needed.)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Given a normal distribution with u = 45 and o = 4, complete parts (a) through (d).
Click here to view page 1 of the cumulative standardized normal distribution table. Click here to view page 2 of the cumulative standardized normal distribution table.
.....
a. What is the probability that X> 38?
P(X> 38) = (Round to four decimal places as needed.)
b. What is the probability that X<41?
P(X<41) = (Round to four decimal places as needed.)
c. For this distribution, 9% of the values are less than what X-value?
X=
(Round to the nearest integer as needed.)
d. Between what two X-values (symmetrically distributed around the mean) are 70% of the values?
For this distribution, 70% of the values are between X =
and X =.
(Round to the nearest integer as needed.)
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Transcribed Image Text:Given a normal distribution with u = 45 and o = 4, complete parts (a) through (d). Click here to view page 1 of the cumulative standardized normal distribution table. Click here to view page 2 of the cumulative standardized normal distribution table. ..... a. What is the probability that X> 38? P(X> 38) = (Round to four decimal places as needed.) b. What is the probability that X<41? P(X<41) = (Round to four decimal places as needed.) c. For this distribution, 9% of the values are less than what X-value? X= (Round to the nearest integer as needed.) d. Between what two X-values (symmetrically distributed around the mean) are 70% of the values? For this distribution, 70% of the values are between X = and X =. (Round to the nearest integer as needed.) Next
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