Istm 689 - quiz questions and answers
rated A+ 2025/2026
Which of the following is true about platforms? - correct answer ✔Platforms serve two or more sides of
the market
Which of the following describes the network effects phenomenon best? - correct answer ✔Increased
number of participants increase the value of goods or services
In the DARPA red balloon contest, what was DARPA primarily trying to test? - correct answer ✔Is it
possible to crowdsource human networks to sold seemingly impossible problems
Why was MIT's incentive mechanism effective in the DARPA red balloon contest? - correct answer
✔They created an incentive for everyone in the chain to get a part of the prize money based on a
geometric progression series
Which of the following is an example of Key Performance Indicator (KPI) for within community
engagement in online platforms? - correct answer ✔Impact of peers on health goals
Which of the following statements is true in the context of e-commerce? - correct answer
✔Omnichannel strategy- all channels are available to consumers and they are connected
Which of the following is an example of a pure-digital strategy? - correct answer ✔Netflix learning your
preference from your viewing data
What best describes the chicken and egg problem of two-sided markets? - correct answer ✔In a two-
sided market, the platform requires sufficient value (users) on one side to attract the other. This is
challenging when the platform is new.
, Which of these is a push strategy on social media? - correct answer ✔use influencers, paid promotion,
advertising
Which of the following statements is true about ICOs (Initial Coin Offerings)? - correct answer ✔ICOs
are used for crowdfunding
"We target different ads to different cities in the US, what are the top 3 states where we have a large
audience (use sessions), but lower than average performance (use bounce rate) for paid traffic." - Which
of the following best describes the direct implication of this question raised in web analytics of an e-
commerce store? - correct answer ✔It helps marketers understand if the targeted advertising message
needs improvement.
Unfortunately, cookies don't work very well on most mobile devices. Luckily, you are able to utilize a
mobile device's unique UDID (universal device id) or IDFA (ID for advertisers) to identify a user based on
their behavior and serve them a "retargeted" ad. - correct answer ✔True
Which of the following is NOT a property of a well designed experiment? - correct answer ✔allowing
participants to self select into experiment's treatments
Field experiments are less realistic but the experimenter has more control. - correct answer ✔False
In class, we designed an experiment to understand if coupons displayed in a mobile app should be
sorted by distance and if the distance information should be shown on the app. We wanted to
understand the impact on click through rate of coupons and for this our experiment had a 2x2 design.
We need these four groups because - correct answer ✔we wanted to disentangle the effect of distance
information and sorting order on our results.
Which of the following is NOT a technique for de-biasing treatment assignment? - correct answer
✔paying equal amount to all participants
rated A+ 2025/2026
Which of the following is true about platforms? - correct answer ✔Platforms serve two or more sides of
the market
Which of the following describes the network effects phenomenon best? - correct answer ✔Increased
number of participants increase the value of goods or services
In the DARPA red balloon contest, what was DARPA primarily trying to test? - correct answer ✔Is it
possible to crowdsource human networks to sold seemingly impossible problems
Why was MIT's incentive mechanism effective in the DARPA red balloon contest? - correct answer
✔They created an incentive for everyone in the chain to get a part of the prize money based on a
geometric progression series
Which of the following is an example of Key Performance Indicator (KPI) for within community
engagement in online platforms? - correct answer ✔Impact of peers on health goals
Which of the following statements is true in the context of e-commerce? - correct answer
✔Omnichannel strategy- all channels are available to consumers and they are connected
Which of the following is an example of a pure-digital strategy? - correct answer ✔Netflix learning your
preference from your viewing data
What best describes the chicken and egg problem of two-sided markets? - correct answer ✔In a two-
sided market, the platform requires sufficient value (users) on one side to attract the other. This is
challenging when the platform is new.
, Which of these is a push strategy on social media? - correct answer ✔use influencers, paid promotion,
advertising
Which of the following statements is true about ICOs (Initial Coin Offerings)? - correct answer ✔ICOs
are used for crowdfunding
"We target different ads to different cities in the US, what are the top 3 states where we have a large
audience (use sessions), but lower than average performance (use bounce rate) for paid traffic." - Which
of the following best describes the direct implication of this question raised in web analytics of an e-
commerce store? - correct answer ✔It helps marketers understand if the targeted advertising message
needs improvement.
Unfortunately, cookies don't work very well on most mobile devices. Luckily, you are able to utilize a
mobile device's unique UDID (universal device id) or IDFA (ID for advertisers) to identify a user based on
their behavior and serve them a "retargeted" ad. - correct answer ✔True
Which of the following is NOT a property of a well designed experiment? - correct answer ✔allowing
participants to self select into experiment's treatments
Field experiments are less realistic but the experimenter has more control. - correct answer ✔False
In class, we designed an experiment to understand if coupons displayed in a mobile app should be
sorted by distance and if the distance information should be shown on the app. We wanted to
understand the impact on click through rate of coupons and for this our experiment had a 2x2 design.
We need these four groups because - correct answer ✔we wanted to disentangle the effect of distance
information and sorting order on our results.
Which of the following is NOT a technique for de-biasing treatment assignment? - correct answer
✔paying equal amount to all participants
