After that, you just need to sort. Different states might have the same city name. Please choose your answer below for the most prolific comment author: The answer for CT and NJ using this data set is Reading notes and homework related to Week 2: For this problem, assume that a city name that appears in more than one state represents two separate cities.

I have changed it to below new query. If you notice that while importing, there are a few duplicates fear not, this is expected and will not affect your answer. You will need to probably change your projection to send more info through than just that first character. For example, to extract the first character from the city field, you could write this pipeline:. Reading notes and homework related to Week 2: Crunching the Zipcode dataset Please calculate the average population of cities in California abbreviation CA and New York NY taken together with populations over 25,

Try for your self. You need to group twice to solve this problem. Mp week 5 homework answers. Note that not all students in the same class have the same exact number of assessments.

This involves calculating an average for each student in each class of all non-quiz assessments and then averaging those numbers to get a class average. Import it into your mongod using the following command from the command line:.

NET Developers 1 2 3 4 5. Homework is assigned in each week and should take anywhere from 1 to 3 hours to are always ready to help and other students regularly contribute answers.

In this assignment you will use the aggregation framework to find the most frequent author of comments on your blog. Please choose your answer below for the most prolific comment author: The answer for CT and NJ using this data set is In this assignment you will use the aggregation framework to find the most frequent author of comments on your blog.

# Fan+: MongoDB MP HW5 answers

Import it into your mongod using the following command from the command line: Start by downloading the handout zip file for this problem. When you mongoimport the data, you will probably see a few duplicate key errors; this is to be expected, and will not prevent the mongoimport from working. You will need to probably change your projection to send more info through than just that first character. Different states might have the same city name.

Contribute to mongoeduc development by creating an account on GitHub. M101pp include their quiz scores in the calculation. Choose the answer below. Then import into your blog database as follows:. Notes and homework related m101; Week 4: Your task is to calculate the class with the hojework average student performance.

# MongoDB university mp chapter 5 homework – bigmongodb

I have changed it to below new query. Now use the aggregation framework to calculate the author with the greatest number of comments. Once you’ve generated your aggregation query and found your answer, select it from the choices below. In this problem you will calculate the number of people who live in a zip code in the US where the city starts with a digit. Your task is to calculate the class with the best average student performance.

## M101p week 5 homework answers

Those students achieved a class average of Download the handout and mongoimport. 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 homewori in a zip code where the city starts with a digit. Those students achieved a class uomework of This involves calculating an average for each student in each class of all non-quiz assessments and then averaging those numbers to get a class average.

We will be using a data set similar to ones we’ve used before. Please calculate the average population of cities in California abbreviation CA and New York NY taken together with populations over 25,