GNED 1101: Lecture 11 - Mean, Mode, Median etc.

0.0(0)
Studied by 0 people
call kaiCall Kai
learnLearn
examPractice Test
spaced repetitionSpaced Repetition
heart puzzleMatch
flashcardsFlashcards
GameKnowt Play
Card Sorting

1/9

encourage image

There's no tags or description

Looks like no tags are added yet.

Last updated 1:23 AM on 4/8/26
Name
Mastery
Learn
Test
Matching
Spaced
Call with Kai

No analytics yet

Send a link to your students to track their progress

10 Terms

1
New cards

Mean Equation

Mean = Sum of Data Values / Total # of Data Items

<p>Mean = Sum of Data Values / Total # of Data Items</p>
2
New cards

Mean Frequency Distribution

knowt flashcard image
3
New cards

Equation for the position of the Median

Median Position = n + 1 / 2

4
New cards

How do you find the Median?

  • Organize the numbers from low to high

  • Find the middle number

    • Odd # → 1 middle value

    • Even # → find the mean of the 2 middle values

5
New cards

Mode Definition

Most frequently occurring data value

6
New cards

Midrange Equation

Lowest data value + highest data value / 2 (don’t include a # if it has 0 frequencies)

7
New cards

Standard Deviation Equation

knowt flashcard image
8
New cards

Z-Score Equation

Z-Score = Data item - Mean / Standard Deviation

<p>Z-Score = Data item - Mean / Standard Deviation</p>
9
New cards

What are the 3 Z-Score Problems? Explain how to solve it.

  1. % Below/Less Than

  • Calculate Z-score

  • Find the Percent

  1. % Above/More Than

  • Calculate the Z-score

  • Find Percent

  • Subtract % from 100%

  1. % Between

  • Calculate Z-score for both

  • Find percent

  • Subtract both %

10
New cards

Correlation Coefficient

  • No # greater or lower than 1

  • There’s perfect negative correlation, no correlation and perfect positive correlation