Register
Weekly wages at a certain factory arenormally distributed with a mean of$400 and a standard deviation of $50.Find the probability that a workerselected at random makes between$250 and $300.
115k views
4 votes
Weekly wages at a certain factory arenormally distributed with a mean of$400 and a standard deviation of $50.Find the probability that a workerselected at random makes between$250 and $300.

User Remolten
by
3.7k points

1 Answer

5 votes

\begin{gathered} \text{Normal distribution} \\ \operatorname{mean}\text{ }\mu=400 \\ \text{standard deviation }\sigma=50 \\ In\text{ order to find the probability, we must use the Z-score:} \end{gathered}[tex]\begin{gathered} P(250
Weekly wages at a certain factory arenormally distributed with a mean of$400 and a-example-1
User Jackeline
by
3.0k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

3.6m questions

4.6m answers

Other Questions

A study was completed in Florida. In southern Florida, the study involved 3,000 patients; 54% of them experienced flulike symptoms during the same month. The study had a margin of error of 1.8%. What does
Solve for x in the equation 3 x squared minus 18 x + 5 = 47. (I need this to be an answer like X=3+\_ square root 23)
Can someone help me plz I have to Turn 27/9 in simplest
The sanchez family goes out for dinner, and the price of the meals is $60. The sales tax on the Meals is 7 percent, and they also want to leave a 15 percent tip. What is the total cost of the meal? Analyze
Simplify: 10 ÷ [(5 + 2) − 5]
Link Copied!