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Laabri

AP CSP DATA ANALYSIS 1

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Last updated 10 months ago
12 Nsɛmmisa
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Asemmisa {{asɛmmisaAhyɛnsode}}
1.

You were recently employed as a data analyst and have a need to calculate the total amount of money the store will receive if they sell all of the available Technical books. Which columns in the database can be ignored and still allow you to perform this calculation

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Asemmisa {{asɛmmisaAhyɛnsode}}
5.

A team of researchers wants to create a program to analyze the amount of pollution reported in roughly 3000 counties across the United States. The program is intended to combine county data and then process the data. Which of the following is MOST likely to be a challenge in creating the program?

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Asemmisa {{asɛmmisaAhyɛnsode}}
6.

You are an analyst for an ISD and need to analyze same data from two different campuses. The data is already clean, before you combine the data what do you need to do?

Asemmisa {{asɛmmisaAhyɛnsode}}
7.

A well known high school in college station has a dataset with the following information.

Student_ID,

Total_Days,

Number_Days_Present,

Number_Days_Absent

Attendance_Rate

Which of the following information CANNOT be directly determined without additional data?

Asemmisa {{asɛmmisaAhyɛnsode}}
8.

A well known high school in college station has a dataset with the following information.

Student_ID,

Total_Days,

Number_Days_Present,

Number_Days_Absent

Attendance_Rate

Something is wrong with this dataset, I have one redundant data fields which would not cause error but consumes unnecessary memory space, can you spot it?

In a minimum of 3 full sentences, tell me your observations, why you think is redundant, and what would you advice?

Asemmisa {{asɛmmisaAhyɛnsode}}
9.

A large data set contains information about all students majoring in computer science in colleges across the united states. The data set contains the following information about each student.

The students gender

The state in which the student attends college

The student grade point average (GPA) on a 4.0 scale

Which of the following could be answered by analyzing only the information in the data set?

Asemmisa {{asɛmmisaAhyɛnsode}}
10.

On a video sharing platform, each video has the following metadata:

Upload date,

Duration,

Uploader's username,

View count,

Like count.

The video itself contains the actual footage. Which task would specifically require analyzing the video data rather than just the metadata?

Asemmisa {{asɛmmisaAhyɛnsode}}
11.

An image sharing website stores photos (data) and metadata including: photographer name, camera model, location tags, and upload time. Which task would necessitate analyzing the image data itself?

Asemmisa {{asɛmmisaAhyɛnsode}}
12.

A music streaming service stores songs (data) along with metadata including:

Artist name,

Release date,

Play count,

Genre tags, and

User playlist additions.

Which analysis would require examining the actual song data?

Asemmisa {{asɛmmisaAhyɛnsode}}
2.

Which of the following Boolean expressions would identify books that need reordering (quantity less than 10) AND cost more than $40?

Asemmisa {{asɛmmisaAhyɛnsode}}
3.

If the data is stored in a list of dictionaries, which of the following would correctly access the price of the book called "Data Structures"?

Assume the list name is called bookstore and we are using python as our program of choice

List of dictionaries look like this

[ { "author": "J.K Williams", "Title": "Digital Dreams", ...}, { ...}, ...]

... means and so on

Asemmisa {{asɛmmisaAhyɛnsode}}
4.

Data filtering question

A program needs to find all Sci-Fi books that are in stock (quantity > 0) and cost less than $30. What is the minimum number of comparisons needed for each book record?