SOLUTION: 25. Find the probability that a randomly selected piece of data from a normal population will have a z-score less than 2.25.

SOLUTION: 25. Find the probability that a randomly selected piece of data from a normal population will have a z-score less than 2.25.

Algebra.Com

Question 489636: 25. Find the probability that a randomly selected piece of data from a normal population will have a z-score less than 2.25.

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Find the probability that a randomly selected piece of data from a normal population will have a z-score less than 2.25.
--------
normalcdf(-100,2.25) = 0.9878
==============
Cheers,
Stan H.
==============
RELATED QUESTIONS
find the probability that a ramdomly selected piece of data from a normal population will (answered by stanbon)

A population of values has a normal distribution with μ = 83.2 and σ= 90.4. You intend... (answered by CPhill)

Please help... 1. A population has a mean of 72 and a standard deviation of 4. In this (answered by ewatrrr)

Consider the standard normal distribution curve. A. What is the area under the curve... (answered by Boreal)

what is the probability of randomly selecting a Z score greater than Z = -0.80 from a... (answered by Edwin McCravy)

Variable A is normally distributed with μ = 12.30 and σ = 3.11. What is the... (answered by rothauserc)

Please help... 1. A population has a standard deviation of 2 and a z-score = -1.00. In (answered by stanbon)

7. The manager of a clothing store wishes to analyze the relationship between the type of (answered by stanbon)

A population of values has a normal distribution with μ=13.7 and σ=81.6.If a random... (answered by Theo,math_tutor2020)