for its Music 360 survey, Nielsen Co. asked teenagers and adults how each group has listenedto music in the past 12 months. Nearly two-thirds of U.S. teenagers under the age of 18 say theyuse google Inc.’s video-sharing site to listen to music and 35% of the teenagers said they usePandora Media Inc.’s custom online radio service (the wall street Journal, August 14, 2012).Suppose 10 teenagers are selected randomly to be interviewed about how they listen to music.a. Is randomly selecting 10 teenagers and asking whether or not they use Pandora MediaInc.’s online service a binomial experiment?b. what is the probability that none of the 10 teenagers use Pandora Media Inc.’s onlineradio service?c. what is the probability that 4 of the 10 teenagers use Pandora Media Inc.’s online radioservice?
for its Music 360 survey, Nielsen Co. asked teenagers and adults how each group has listened
to music in the past 12 months. Nearly two-thirds of U.S. teenagers under the age of 18 say they
use google Inc.’s video-sharing site to listen to music and 35% of the teenagers said they use
Pandora Media Inc.’s custom online radio service (the wall street Journal, August 14, 2012).
Suppose 10 teenagers are selected randomly to be interviewed about how they listen to music.
a. Is randomly selecting 10 teenagers and asking whether or not they use Pandora Media
Inc.’s online service a binomial experiment?
b. what is the probability that none of the 10 teenagers use Pandora Media Inc.’s online
radio service?
c. what is the probability that 4 of the 10 teenagers use Pandora Media Inc.’s online radio
service?
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