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Should claim be rejected for a random sample of teenagers

An MP3 manufacturer claims that 65% of teenagers 13 to 16 years old have their own MP3 player. A researcher wishes to test the claim and selects a random sample of 80 teenagers. She finds that 57 have their own MP3 players. At a=0.05, should the claim be rejected?

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Basic Statistics: Should claim be rejected for a random sample of teenagers

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Solution Preview :

Prepared by a verified Expert

Basic Statistics: Should claim be rejected for a random sample of teenagers

Reference No:- TGS0684236

Have a Question? (oR Write a Review)

Recent Questions Asked Basic Statistics

Q : Number based on level of education earned

Q : Find corporation-s chances of nine ventures unsuccessful

Q : Number based on level of education earned

Q : What percentage of grapefruits in orchard is larger

Q : Should claim be rejected for a random sample of teenagers

Q : Is standard deviation really less than previously thought

Q : How would standard error change if sample size is given

Q : Probability that exactly three employees will be selected

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Solution Preview :

Prepared by a verified Expert

Basic Statistics: Should claim be rejected for a random sample of teenagers

Reference No:- TGS0684236

Recent Questions Asked Basic Statistics

Q : Number based on level of education earned

Q : Find corporation-s chances of nine ventures unsuccessful

Q : Number based on level of education earned

Q : What percentage of grapefruits in orchard is larger

Q : Should claim be rejected for a random sample of teenagers

Q : Is standard deviation really less than previously thought

Q : How would standard error change if sample size is given

Q : Probability that exactly three employees will be selected

Q : Company sales and net earnings

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