A community for students.
Here's the question you clicked on:
 0 viewing
KonradZuse
 3 years ago
Scores on the SAT Mathematics test (SATM) are believed to be Normally distributed, with mean μ. The scores of a random sample of three students who recently took the exam are 550, 620, and 480. A 95% confidence interval for μ based on these data is
A. 550.00 ± 173.88.
B. 550.00 ± 142.00.
C. 550.00 ± 128.58.
D. 550.00 ± 105.01.
KonradZuse
 3 years ago
Scores on the SAT Mathematics test (SATM) are believed to be Normally distributed, with mean μ. The scores of a random sample of three students who recently took the exam are 550, 620, and 480. A 95% confidence interval for μ based on these data is A. 550.00 ± 173.88. B. 550.00 ± 142.00. C. 550.00 ± 128.58. D. 550.00 ± 105.01.

This Question is Closed

KonradZuse
 3 years ago
Best ResponseYou've already chosen the best response.0@itsssjennaaa @KG1234 thoughts?

KonradZuse
 3 years ago
Best ResponseYou've already chosen the best response.0I say either B or C...

KG1234
 3 years ago
Best ResponseYou've already chosen the best response.0this math is waaaaay out of my smartzone

itsssjennaaa
 3 years ago
Best ResponseYou've already chosen the best response.0i have no idea hahahah

KonradZuse
 3 years ago
Best ResponseYou've already chosen the best response.0It's okay KG you're still the best.

KG1234
 3 years ago
Best ResponseYou've already chosen the best response.0thanks kdawg i appreciate the love

KG1234
 3 years ago
Best ResponseYou've already chosen the best response.0are you a bird...........
Ask your own question
Sign UpFind more explanations on OpenStudy
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.