Ask
your own question, for FREE!
Mathematics
13 Online
A random sample of 100 pumpkins is obtained and the mean circumference is found to be 40.5 cm. Assuming that the population standard deviation is known to be 1.6 cm, use a 0.05 significance level to test the claim that the mean circumference of all pumpkins is less than 39.9 cm. Which is the appropriate test for this data? A. two-tailed t test B. one-tailed t test C. two-tailed z test D. one-tailed z test
Still Need Help?
Join the QuestionCove community and study together with friends!
Answer is B
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
AsianPanda08:
I need help. What's the term for words that sound the same but have different meanings? i'm getting different answers.
Graysonunderwoods:
Have you even been beaten by a wet spaghetti noodle by your girlfriend because sh
Ferrari:
I Have Returned to Writing Music (by me) so if you don't know, I used to write songs on here and post them, some of them were lowkey corny though.
kaelynw:
tried a lil smt, the arm is off but i like the other stuff
Countless7Echos:
whaa this looks so silly, nothing is funnier then looking at how I draw my hands
2 minutes ago
33 Replies
0 Medals
28 minutes ago
48 Replies
1 Medal
57 minutes ago
34 Replies
2 Medals
44 minutes ago
15 Replies
2 Medals
44 minutes ago
12 Replies
0 Medals