Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
 0 viewing
If the systolic blood pressure for a certain group of obesepeople has a mean of 132 and a standard deviation of 8, find theprobability that a randomly selected obese person will have theseblood pressures. Assume the variable is normally distibuted.
A. Above 130
B. Below 140
C. Between 131 and 136
 one year ago
 one year ago
If the systolic blood pressure for a certain group of obesepeople has a mean of 132 and a standard deviation of 8, find theprobability that a randomly selected obese person will have theseblood pressures. Assume the variable is normally distibuted. A. Above 130 B. Below 140 C. Between 131 and 136
 one year ago
 one year ago

This Question is Closed

phiBest ResponseYou've already chosen the best response.0
you need to change the values in A , B and C to standard deviations from the mean, and then use a Z table
 one year ago

shaqadryBest ResponseYou've already chosen the best response.0
i know but i couldnt find the answer for A. the correct answer for A is 0.5987. i got 0.6368. where did i go wrong?
 one year ago

phiBest ResponseYou've already chosen the best response.0
how many std dev is 130 from 132?
 one year ago

shaqadryBest ResponseYou've already chosen the best response.0
oh its okay i got the answer. thanks anyway for trying to help!
 one year ago

phiBest ResponseYou've already chosen the best response.0
it looks like you used 0.35 rather than 0.25 for the std dev for A
 one year ago
See more questions >>>
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.