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Author Question: In a normal distribution, it is known that 27.34% of all the items are included from 100 up to the ... (Read 68 times)

rubiosusy7

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on: Mar 25, 2023

Question 1

For a standard normal distribution, determine the probability of obtaining a Z value of

a.greater than zero.
b.between -2.34 to -2.55
c.less than 1.86.
d.between -1.95 to 2.7.
e.between 1.5 to 2.75.



Question 2

In a normal distribution, it is known that 27.34% of all the items are included from 100 up to the mean, and another 45.99% of all the items are included from the mean up to 145. Determine the mean and the standard deviation of the distribution.

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
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Marked as best answer by rubiosusy7 on Mar 25, 2023

LynellDool

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Reply #1 on: Mar 25, 2023
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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rubiosusy7

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Reply 2 on: Mar 25, 2023
YES! Correct, THANKS for helping me on my review

raili21

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Reply 3 on: Yesterday
Wow, this really help

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