Find the probability that a single randomly selected value is greater than 169.7.
Write your answers as numbers accurate to 4 decimal places.
Step 1
Solution:
Let X be the value.
From the given information, X follows normal distribution with mean
Step 2
The probability that a single randomly selected value is greater than 169.7 is
Answer is given below (on video)
A population of values has a normal distribution with
Find the probability that a single randomly selected value is between 133.6 and 134.1.
Write your answers as numbers accurate to 4 decimal places.
We wish to estimate what percent of adult residents in a certain county are parents. Out of 600 adult residents sampled, 192 had kids. Based on this, plot a
Express your answer in the form of three inequalities. Give your answers in decimal fractions up to three places