M101P HOMEWORK 5

Reading notes and homework related to Week 2: 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. For purposes of keeping the Hands On shell quick, we have used a subset of the data you previously used in zips. In this problem you will calculate the number of people who live in a zip code in the US where the city starts with one of the following characthers:. Download the handout and mongoimport.

Don’t include their quiz scores in the calculation. Choose the answer below. To be clear, each student’s average includes only exams and homework grades. Eng week 2 assignment thesis statements for three. A city might have multiple zip codes. Also, you will need a filtering step to get rid of all documents where the city does not start with the select set of initial characters. 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.

MongoDB for Developers course. I guess query and answer for 5. You need to group twice to solve this problem. In this problem you will calculate the number of people who live in a zip code in the US where the city starts with one of the following characthers:.

For this problem, assume that a city name that appears in more than one state represents two separate cities. 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. Those students achieved a class average of You will need to probably change your projection to send more info through than just that first character.

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You must figure out the GPA that each student has achieved in a class and then average those numbers to get a class average.

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Some students have three homework assignments, etc. Start by downloading the handout zip file for this problem. Who’s the easiest grader on campus? You will need to probably change your projection to send more info through than just that first character.

M101p week 5 homework answers

Some students have three homework assignments, etc. After that, you just need to sort. Download the handout and mongoimport. You will be using the zip code collection data set, which you will find in the ‘handouts’ link in this page.

Contribute to mongoeduc development by creating an account on GitHub. Different states might have the same city name.

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Then import into your blog database as follows:. Don’t include their quiz scores in the calculation.

m101p homework 5

To be clear, each student’s average includes only exams and homework grades. Choose the answer below. Note hlmework not all students in the same class have the same exact number of assessments.

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m101p homework 5

M MongoDB for Developers. Prefered Cities to Live! Those students achieved a class average of 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.

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. Once you’ve generated your aggregation query and found your answer, select it from the choices below. You must figure out the GPA that each student has achieved in a class and then average those numbers to get a class average.

MongoDB for Developers – Chapter 2: The project operator can extract the first digit from any field. Graded homework and exams and hold office hours to help m10p1 advise students June — Present 2 years 5 months. Also, you will need a filtering step to get rid of all documents where the city does not start with the select set of initial characters.

m101p homework 5

You then have a set of homework exercises to run on your own machine, and a final 10 or 11 final exam questions to answer that week.