In this blog you will find the correct answer of the Coursera quiz Business Analytics and Digital Media Answers All weeks mixsaver always try to bring the best blogs and best coupon codes
Week- 1
Summative Assessment
1.
Question 1
Suppose you’re Baskin n Robbins (B&R). You’ve access to years of monthly data on your prices set and subsequently the quantities ordered of different Ice-cream flavors by franchisees from all over the country.
Which of the following D.P.s can you address using your secondary sales data alone? Which require demand side data? Check ALL that apply.
1 point
- Which B&R flavors saw the largest and smallest change in sales and share in the last 3 years? Why?
- How are we perceived relative to our top 3 main competitors in the market?
- What is the optimal price for our top 5 largest selling flavors?
- Which is the most preferred size and packaging type at branded Ice-cream parlors nationwide? Has this changed in the last 5 years?
- Which of the following 10 towns should we enter next?
2.
Question 2
Mr Fernando measures favorability of the Airtel brand on a 1-5 scale (higher means more favorable). Jai gives Airtel a 2 whereas Aditi gives it a 4. Which of the following statements hold true.
1 point
- Airtel is twice as much favored by Aditi as Jai.
- The difference between Jai’s and Aditi’s ratings is 2 points.
- Jai is not favorably inclined towards Airtel. Aditi is.
- On a 1-9 scale, Jai would have given 4 & Aditi would have given 6.
3.
Question 3
Mr Fernando measures Airtel usage time in minutes/day. Jai reports an average of 20 minutes whereas Aditi reports an average of 40 minutes. Which of the following statements holds true (select ALL that apply).
1 point
- Airtel is used twice as much by Aditi as by Jai.
- The difference between Jai’s and Aditi’s avg usage is 20 minutes.
- Aditi uses Airtel more than Jai on any given day.
- Aditi’s Airtel bill is higher than Jai’s.
4.
Question 4
What is the most informative measure possible if you are trying to measure Passport Numbers?
1 point
- Nominal
- Ordinal
- Interval
- Ratio
5.
Question 5
What is the most informative measure possible if you are trying to measure Consumer attitudes?
1 point
- Nominal
- Ordinal
- Interval
- Ratio
6.
Question 6
In Which stage of the problem formulation process do we deal mainly with unknown unknowns?
1 point
- Messy reality to D.P.
- D.P. to R.O
- R.O. to toolbox
- None of the above
7.
Question 7
Select all those quantities below that can be measured via metric scales.
1 point
- General Intelligence
- Quality rankings
- Social class categorization (‘lower’, ‘middle’, ‘upper’ class)
- Market share
- Store formats (‘Food stores’, ‘drug stores’, ‘mass merchandisers’, ‘online stores’ etc.)
- The Dow Jones Indices
8.
Question 8
Unlike primary data, secondary data:
1 point
- is collected “at source” from respondent entities
- could be collected directly from individuals, organizations etc
- would exist regardless of your research
- would not have been collected but for your research
9.
Question 9
We typically prefer ______ to ________ scales because ___________.
1 point
- nonmetric, metric, we can go from nonmetric to metric but not vice-versa
- metric, nonmetric, metric scales put less burden on respondents
- nonmetric, metric, nonmetric scales put less burden on respondents
- metric, nonmetric, we can go from metric to nonmetric but not vice-versa
10.
Question 10
Interval and Ratio scales are called Metric scales because:
1 point
- the mode and frequency can be meaningfully computed for them
- Ratios can be meaningfully computed for them
- The mean and variance can be meaningfully computed for them
- the median and percentages can be meaningfully computed for them
Week- 2
Summative Assessment
1.
Question 1
Suppose for an email campaign, you’re trying to answer “What day of the week gets better open rates?”. Which of the following would you do?
1 point
Randomly split the target segment into 7 equal groups & contact on one particular day of the week
Randomly split the target segment into 2 equal groups & mail each on alternate days
Randomly split the target segment into 2 equal groups & contact one on weekdays, the other on weekends
Split the target segment into 6 groups – 5 for 5 weekdays and the sixth for the weekend
2.
Question 2
Brand X makes 2 ad copies – A and B – wants to know which is more impactful. Say, A was humorous and B was a musical. Suppose the experiment is done right and results show that ad-copy A is more impactful. Which of the following can be inferred?
1 point
Humorous ads are the most impactful ads of all.
Humorous ads are generally more impactful than musical ones.
Ad A is in general more impactful than musical ads.
Humorous ads in general are more impactful than Ad B.
None of the above
3.
Question 3
For an email campaign, your research objective (R.O.) is “Are subscribers more likely to click a linked image or linked text?” What would you do?
1 point
Randomly split the target segment into 3 groups receiving linked text, linked image and neither respectively.
Randomly split the target segment into 2 groups receiving linked text and linked image respectively.
Use judgment to split the target segment into 3 groups receiving linked text, linked image and neither respectively.
Use judgment to split the target segment into 2 groups receiving linked text and linked image respectively.
4.
Question 4
In the Evolv-Xerox example, what type of informatrion is NOT required by the machine?
1 point
Individual respondent’s anonymized demographics and psychographics
Xerox’s training costs, productivity & turnover rates
The Individual’s identity information
all the above
5.
Question 5
Experiments are examples of
1 point
descriptive research
prescriptive research
predictive research
causal research
6.
Question 6
In our context, the main point in the self-driving car example is that:
1 point
tech matures only after a period of exponential growth
rate at which tech improves is exponential
technology is exponentially difficult to master
the market potential for this tech will grow at exponential rates
7.
Question 7
In our context, the main take-away from the iCow example is that:
1 point
Analytics can apply in dairy farming to raise yield
Analytics in developing countries requires mobile networks
Analytics operations can be performed without using expensive or fancy equipment
None of the above
8.
Question 8
In the iCow example, if Su Kahumbu had to choose one of (i) the trained algorithm, (ii) the database she has built, what should she choose?
1 point
the trained algorithm, it enables the predictions which imporve yield
the database, because one can always train another algorithm if the data are there
Both are equally important because both are irreplaceble
Neither is important because they can both be rebuilt
9.
Question 9
Gartner’s Tech Hype cycle says that new technologies typically go through a period of ____, followed by _____, then ____ before finally settling onto ___________.
1 point
peak of disillusionment, trough of inflated expectations, productivity plateau, an enlightenment slope
trough of disillusionment, peak of inflated expectations, productivity slope, an enlightenment plateau
peak of inflated expectations, trough of disillusionment, productivity plateau, an enlightenment slope
peak of inflated expectations, trough of disillusionment, an enlightenment slope, productivity plateau
10.
Question 10
Lab and field testing are the same thing when outcomes are based on:
1 point
primarily offline activities
primarily online activities
A mix of online and offline activities
None of these
Week- 3
Summative Assessement
1.
Question 1
Suppose I relate a set of variables in a certain way. I would get a model. Now, if I relate the same set of variables slightly differently, I get:
1 point
A different model
A different database
Both (a) and (b)
Neither (a) nor (b)
2.
Question 2
Suppose I want to ‘explain’ sales in terms of price, product attributes, promotions and channel choices, then which of the following are true?
1 point
Sales is the outcome variable
Sales is a dependent variable
Product attributes, price, promotions and channel choices are independent variables
All the above
3.
Question 3
If I factorize a matrix A into factors B and C (say) then:
1 point
the sum of B and C should yield A again (with some error)
the difference of B and C should yield A again (with some error)
the product of B and C should yield A again (with some error)
None of these is true.
4.
Question 4
Two segments or clusters A and B would ideally:
1 point
be similar to one another
be different from one another
be neither similar nor different from one another
None of the above
5.
Question 5
In 3 x 4 = 12, 4 is a _____ of 12 and 12 is a ____ of 4.
1 point
multiple, factor
relation, parameter
factor, multiple
part, product
6.
Question 6
When we visualize a dataset (with columns as variables) as a perceptual map, we:
1 point
reduce the dataset’s columns to 2-dimensions for mapping
reduce the dataset’s rows to 2-dimensions for mapping
reduce both columns and rows to 2-dimensions for mapping
None of the above
7.
Question 7
Suppose you’re given a dataset with units of analysis as rows and variables as columns. After Module 3, which of the following can we do now?
1 point
Run Factor-Analysis on the rows and reduce them to a smaller number of correlated rows
Run Cluster-Analysis on the Columns and reduce them to a smaller number of similar columns
Both (a) and (b)
None of the above
8.
Question 8
What are ‘basis’ variables?
1 point
variables on the basis of which we do factor analysis
variables on the basis of which we do cluster analysis
variables on the basis of which we do perceptual mapping
none of these
9.
Question 9
Suppose I collect brand perceptions on some attributes and build a perceptual map. Perceptual maps allow us to:
1 point
project attribute locations in brand space
project brand locations in attribute space
project brand and attribute locations in preference space
project brand locations in preference space
10.
Question 10
If there are 7 brands and 4 brand attributes to evaluate, then how many questions are needed before we can build a perceptual map?
1 point
7 + 4 = 11
7 – 4 = 3
7 * 4 = 28
None of these
Week- 4
Summative Assessment
1.
Question 1
The primary usage of mobile internet, on the average, is:
1 point
For shopping online
For chat and texting
for consuming video content
None of the options
2.
Question 2
Which of the following might NOT qualify to be a ‘social’ medium? Select ALL that apply
1 point
digital news paper
bulletin board
an online bulletin board
IM services such as Whatsapp or Snapchat
3.
Question 3
What might it mean that you have a lot of ‘social capital’?
1 point
You are very active on social media
You follow individuals who are active on social media
Your social media activities are actively followed by many people
None of these
4.
Question 4
The Reach versus Relevance tradeoff in advertising implies that:
1 point
Increasing Reach (making appeals to more people) necessarily increases Relevance (alignment with target’s preferences)
Increasing an advertisement’s Relevance necessarily increases it’s Reach
Increasing an advertisement’s Reach necessarily decreases Relevance
none of these
5.
Question 5
In the farm analytics example, we saw that analytics can help us model the relation between:
1 point
training sample and test sample
estimation and prediction
both (a) and (b)
a set of inputs and a set of outcomes
6.
Question 6
A hypersegment would be:
1 point
a traditional segment with a lot (‘hyper’) of activity
a very large (hence, ‘hyper’) segment
a very small or narrow segment but very intensely (hence, ‘hyper’) targeted
none of these
7.
Question 7
Say I’m trying to reach CXOs in the mining industry to pitch my product, which social platform is most likely to be of help?
1 point
Google Plus
8.
Question 8
In digital advertising, marketers, publishers and the audience bring _____, _____ and _____ respectively, to the table?
1 point
inventory, advertising, attention
content, inventory, consumption
advertisements, inventory, attention
attention, advertisements, inventory
9.
Question 9
In dynamic advertising, we _____ ad-copy into a set of discrete _____ such that we can _______ them in response to certain ____.
1 point
mix-and-match, elements, modularize, events
modularize, elements, mix-and-match, events
trigger events, elements, mix-and-match, modularization
none of these
10.
Question 10
The web from the first website in 1991 to 17 million in 2000 implying _________ and ________ about media consumption.
1 point
media consumption rose both per capita (i.e., per individual) and per medium (i.e., per site)
media consumption fell both per capita and per medium
per capita media consumption rose but that per medium fell
per capita media consumption fell but that per medium rose
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