Question

Suppose a random sample of 84 men has a mean foot length of 26.9 cm with a standard deviation of 2.1 cm. What is an 80% confidence interval for this data?

Question 22 options:

28.58 to 25.22


24.8 to 29


21.52 to 32.28


24.21 to 29.59

Answer 1

@boldjon

Answer 2

@Britbrat1997

Answer 3

@tinyclown dont leave me to pls

Answer 4

@pooja195 (Global Intern)

Answer 5

@atreyu6s3x6

Answer 6

okay im here haha

Answer 7

k lol

Answer 8

oh wow... im honestly terrible at probability, sorry

Answer 9

http://openstudy.com/updates/552c4cdae4b024160adb1118

here's a link to a previous question, won't give you the answer but it may help you understand the material a bit more..

Answer 10

k

Answer 11

apologies

Answer 12

u ok maybe you could help me with this @atreyu6s3x6