For this problem, we have used a subset of the data you previously used in zips. In this assignment you will use the aggregation framework to find the most frequent author of comments on your blog We will take these are the prefered cities to live in chosen by this instructor, given is special affection to this set of characters! In this assignment you will use the aggregation framework to find the most frequent author of comments on your blog. Choose the answer below.

Don’t include their quiz scores in the calculation. For this problem, we have used a subset of the data you previously used in zips. Please round the answer to a whole number. You need to group twice to solve this problem. Who’s the easiest grader on campus?

After that, you just need to sort. You will be using the zip code collection data set, which you will find in the ‘handouts’ link in this page. Download anwwer handout and mongoimport. Different states might have the same city name. In this assignment you will wnswer the aggregation framework to find the most frequent author of comments on your blog You will need to probably change your projection to send more info through than just that first character. We will take these are the prefered cities to live in chosen by this instructor, given is special affection to this set of characters!

# [SOLUTION] WEEK 5 : INDEXES AND PERFORMANCE : MJS: MONGODB FOR DEVELOPERS

You need to group twice to solve this problem. Homswork the end I just want to say if you want to learn mongoDB, First practice with youself. Please use the Aggregation pipeline to solve this problem. You must figure out the GPA that each student has achieved in a class and then average those numbers to get a class average.

Don’t include their homewprk scores in the calculation. For this problem, assume that a city name that appears in more than one state represents two separate cities.

Once you’ve generated your aggregation query and found your answer, select it from the choices below. The documents look like this: We will be using a data set similar to ones we’ve used before.

For this problem, we have used a subset of the data you previously used in zips. To be clear, each student’s average includes only exams and homework grades. Using the aggregation framework, calculate the sum total of people who are living in a zip code where the city starts with one of those possible first characters.

For this set, there are only documents and zip codesand all of them are in New York, Connecticut, New Jersey, and California.

Please choose your answer below for the most prolific comment author:. Your task is to calculate the class with the best mojgodb student performance. Some students have three homework assignments, etc.

Import it into your mongod using the following command from the command line:. The answer for CT and NJ using this data set is Mongodn help you verify your work before submitting, the author with the fewest comments is Mariela Sherer and she commented times.

Who’s the easiest grader on campus? Friday, 8 September Week 5: Note that not all students in the same class have the same exact number of assessments.

## M101 Homework 3 1

Prefered Cities to Live! Those students achieved a class average of Choose the answer below. Try for your self. A city might have multiple zip codes. If you notice that while importing, there are a few duplicates fear not, this is expected and will not affect your answer.