menu-iconExamlexExamLexServices

Discover

Ask a Question
  1. All Topics
  2. Topic
    Statistics
  3. Study Set
    Stats Data and Models Study Set 1
  4. Exam
    Exam 5: The Standard Deviation As a Ruler and the Normal Model
  5. Question
    On an Exam Bob Scored 75% and Was 1
Solved

On an Exam Bob Scored 75% and Was 1

Question 20

Question 20

Multiple Choice

On an exam Bob scored 75% and was 1.5 standard deviations above the mean of 63%.What was the standard deviation?


A) 12%
B) 18%
C) 16%
D) 8%
E) 1.5%

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Q15: Assuming a Normal model applies,a town's

Q16: The local basketball team averages 65% from

Q17: The scores for a recent English exam

Q18: You heard that the average number of

Q19: An English instructor gave a final exam

Q21: The average weight of a newborn infant

Q22: The annual snowfall in a town (in

Q23: μ = 15.2,15.87% above 16.1; σ =

Q24: The average score on a mathematics test

Q25: After increased patrol,cars on a road travel

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