menu-iconExamlexExamLexServices

Discover

Ask a Question
  1. All Topics
  2. Topic
    Statistics
  3. Study Set
    Introduction to Probability and Statistics
  4. Exam
    Exam 6: The Normal Probability Distribution
  5. Question
    If X Is a Normal Random Variable with a Mean
Solved

If X Is a Normal Random Variable with a Mean

Question 3

Question 3

Multiple Choice

If x is a normal random variable with a mean of 1228 and a standard deviation of 120, how many standard deviations are there from 1228 to 1380?


A) 11.50
B) 10.233
C) 3.1989
D) 1.267

Correct Answer:

verifed

Verified

Related Questions

Q1: The z-score representing the 90th percentile of

Q6: Suppose you are given that x is

Q7: Given a normal random variable x with

Q8: The total area under the normal probability

Q8: A normal random variable x is standardized

Q10: The mean of any normal distribution is

Q11: Soup Cans Narrative<br>The liquid volumes contained in

Q30: The normal probability distribution is important because

Q31: The z-score representing the 10th percentile of

Q74: What proportion of the data from a

Examlex

ExamLex

About UsContact UsPerks CenterHomeschoolingTest Prep

Work With Us

Campus RepresentativeInfluencers

Links

FaqPricingChrome Extension

Download The App

Get App StoreGet Google Play

Policies

Privacy PolicyTerms of ServiceHonor CodeCommunity Guidelines

Scan To Download

qr-code

Copyright © (2025) ExamLex LLC.

Privacy PolicyTerms Of ServiceHonor CodeCommunity Guidelines