Statistics And Data Analysis Questions Practice Question and Answer

Q:

A file that uses preset settings for a normal presentation station (presentation/document) is done in the making is called ______?

450 0

  • 1
    Pattern
    Correct
    Wrong
  • 2
    Model
    Correct
    Wrong
  • 3
    Template
    Correct
    Wrong
  • 4
    Blueprint
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "Template"
Explanation :

1. A file that contains a template for a simple presentation using predefined settings.

- Presentation: Using the template, you can create a professional presentation that will grab attention and impress your audience.

- Document: Using templates, you can create a professional document that is well-written and well-organized.

- Email: Using the template, you can create a professional email that will attract attention and get your response.

- Web page: Using the template, you can create a professional web page that is beautiful and easy to use.

Q:

Flash memory is?

380 0

  • 1
    software
    Correct
    Wrong
  • 2
    Operating System
    Correct
    Wrong
  • 3
    RAM
    Correct
    Wrong
  • 4
    Portable storage device
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "Portable storage device"
Explanation :

. Flash memory is a portable storage device that can store data for a short period of time.

2. Unlike traditional hard drives, flash memory is capable of retaining data even after the power is turned off.

3. A flash drive is a small, portable flash memory card that plugs into a computer's USB port and acts as a portable hard drive.

4. A flash drive is a portable data storage device. Flash drives contain multiple flash chips, which are large memory modules.

Q:

Which of these computers is the most powerful in data storage capacity, performance and data processing?

366 0

  • 1
    Micro computer
    Correct
    Wrong
  • 2
    super computer
    Correct
    Wrong
  • 3
    Palmtop computer
    Correct
    Wrong
  • 4
    Mainframe computer
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "super computer"
Explanation :

1. Supercomputer is a powerful computer in terms of data storage capacity, performance and data processing.

2. A supercomputer is a powerful computer that can process large amounts of data and computations very quickly.

3. Supercomputers perform copious amounts of mathematical calculations.

4. Supercomputers are used for a wide variety of applications, including meteorology, medical research, and nuclear weapons research.

Q:

What is the mode of the given data?

5, 7, 9, 7, 3, 7, 5, 7, 8, 6, 7

350 0

  • 1
    7
    Correct
    Wrong
  • 2
    6
    Correct
    Wrong
  • 3
    5
    Correct
    Wrong
  • 4
    3
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "7"

Q:

The median of a set of 11 distinct observations is 73.2. If each of the largest five observations of the set is increased by 3, then the median of the new set:

547 0

  • 1
    is 3 times that of the original set
    Correct
    Wrong
  • 2
    is increased by 3
    Correct
    Wrong
  • 3
    remains the same as that of the original set
    Correct
    Wrong
  • 4
    is decreased by 3
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "remains the same as that of the original set"

Q:

Find the standard deviation of the following data (rounded off to two decimal places). 5, 3, 4, 7 

442 0

  • 1
    1.48
    Correct
    Wrong
  • 2
    3.21
    Correct
    Wrong
  • 3
    4.12
    Correct
    Wrong
  • 4
    2.45
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "1.48 "

Q:

The median of the following data will be _________. 

32, 25,33,27, 35, 29 and 30 

505 0

  • 1
    32
    Correct
    Wrong
  • 2
    27
    Correct
    Wrong
  • 3
    30
    Correct
    Wrong
  • 4
    29
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "30"

Q:

Find the standard deviation of the following data (rounded off to two decimal places). 

5, 3, 4, 7 

578 0

  • 1
    1.48
    Correct
    Wrong
  • 2
    3.21
    Correct
    Wrong
  • 3
    4.12
    Correct
    Wrong
  • 4
    2.45
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "1.48 "

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully