M101P HOMEWORK 5.1

Different states might have the same city name. Once you’ve generated your aggregation query and found your answer, select it from the choices below. Note that not all students in the same class have the same exact number of assessments. Using the aggregation framework, calculate the sum total of people who are living in a zip code where the city starts with a digit. You will be using the zip code collection data set, which you will find in the ‘handouts’ link in this page.

Note that not all students in the same class have the same exact number of assessments. Your task is to calculate the class with the best average student performance. If you prefer, you may download the handout and perform your analysis on your machine with. At the end I just want to say if you want to learn mongoDB, First practice with youself. The answer for CT and NJ using this data set is For purposes of keeping the Hands On shell quick, we have used a subset of the data you previously used in zips.

Your task is to calculate the class with the best average student performance. For this problem, assume that a city name that appears in more than one state represents two separate cities. For purposes of keeping the Hands On shell quick, we have used a subset of the data you previously used in zips. Those students achieved a class average of Don’t include their quiz scores in homeworrk calculation. At the end I just want to say if you want to learn mongoDB, First practice with youself.

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If homewlrk notice that while importing, there are a few duplicates homewok not, this is expected and will not affect your answer. Who’s the easiest grader on campus? In this assignment you will use the aggregation framework to find the most frequent author of comments on your blog.

Now use the aggregation framework to calculate the author with the greatest number of comments. In this assignment you will use the aggregation framework to find the most frequent author of comments on your blog. Import it into your mongod using the following command from the command line: In this assignment you will use the aggregation framework to find the most frequent author of comments on your blog For example, to extract the first digit from the city field, you could write this query: Please calculate the average population of cities in California abbreviation CA and New York NY taken together with populations over 25, Also, you will need a filtering step to get rid of all documents where the city does not start with a digital Start by downloading the handout zip file for this problem.

Some students have three homework assignments, etc.

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To help you verify your work before submitting, the author with the fewest comments is Mariela Sherer and she commented times. We will take these are the prefered cities to live in chosen by this instructor, given is special affection to this set of characters!

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m101p homework 5.1

Different states might have the same city name. Import it into your mongod using the following command from the command line:.

MongoDB university m101p chapter 5 homework

You must figure out the GPA that each student has achieved in a class and then average those numbers to get a class average. A city might have multiple zip codes. If you prefer, you may download the handout and perform your analysis on your machine with.

Check all that apply.

[Solution] Week 1 : Introduction : MP: MongoDB for Developers

You need to group twice to solve this problem. Prefered Cities to Live!

A set of grades are loaded into the grades collection. The documents look like this: Please round the answer to a whole number.

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Choose the answer below. If you imported it correctly, you can go to the test database in the mongo shell and conform that.

m101p homework 5.1

51 this problem, we have used a subset of the data you previously used in zips. Those students achieved a class average of Different states might have the same city name.