Standard Deviation and Percentiles

Description

This quiz helps distinguish certain symbols and equations involved in the first couple chapters of Statistics.
Serenity Brooks
Quiz by Serenity Brooks, updated 9 months ago
Serenity Brooks
Created by Serenity Brooks 9 months ago
21
0

Resource summary

Question 1

Question
What is the equation for Population Standard Deviation?
Answer

Question 2

Question
What is the equation for Sample Variance?
Answer

Question 3

Question
What is the equation for Sample Standard Deviation?
Answer

Question 4

Question
What is the equation for Population Variance?
Answer

Question 5

Question
Your data set is: 1, 2, 3, 4. Find the 9th percentile. For this question, which equation would you use?
Answer

Question 6

Question
Your data set is: 1, 2, 3, 4. In which percentile is number 4? For this question, which equation would you use?
Answer

Question 7

Question
Which of the following symbols stands for the mean?
Answer

Question 8

Question
What does this symbol mean?
Answer
  • To add things up.
  • To times the number by itself.
  • To square root the number.
  • This is a symbol for the mean.

Question 9

Question
What is the correct order of operations?
Answer
  • Parentheses, exponents, multiplication, division, addition, subtraction
  • Multiplication, division, parentheses, exponents, addition, subtraction
  • Multiplication, division, addition, subtraction, parentheses, exponents
  • Parentheses, exponents, addition, subtraction, multiplication, division

Question 10

Question
Which one is a decimal percentile?
Answer
  • 15th percentile
  • 32nd percentile
  • 20th percentile
  • 64th percentile

Question 11

Question
Which percentile gives you the 3rd Quartile?
Answer
  • 25th percentile
  • 50th percentile
  • 75th percentile
  • 100th percentile

Question 12

Question
You square root at the end of a sample variance problem.
Answer
  • True
  • False

Question 13

Question
Which equation helps you find the mean?
Answer

Question 14

Question
How do you find range?
Answer
  • R= Maximum number - Minimum number
  • R= Minimum number - Maximum number
  • R= Q1 - Q3
  • R= Q3 - Q1

Question 15

Question
How do you find Interquartile range?
Answer
  • IQR= Maximum number - Minimum number
  • IQR= Minimum number - Maximum number
  • IQR= Q1 - Q3
  • IQR= Q3 - Q1

Question 16

Question
Math Question! What is the mean of: 2, 7, 15, 34 ?
Answer
  • 15
  • 14.5
  • 11.6
  • 4

Question 17

Question
Math Time! Find the range of: 2, 3, 9, 10, 44
Answer
  • 13.6
  • 42
  • 9
  • 34

Question 18

Question
Students got test scores of 50, 69, 75, 83, 88, 98, 100. Which equation would you use to find the 50th Percentile?
Answer
Show full summary Hide full summary

Similar

Chapter 22 Key terms
Katrina Smith
MODE, MEDIAN, MEAN, AND RANGE
Elliot O'Leary
FREQUENCY TABLES: MODE, MEDIAN AND MEAN
Elliot O'Leary
GCSE Maths Notes: Averages
Andrea Leyden
Basic Summary Statistics words
Lilian PS Tan
Variation
emilyorr97
Mean, Median, and Mode Quiz
Oliver Balay
Mean, Median, and Mode Quiz
Lenna Nolan
Mean, Median, Mode, and Range
Oliver Balay
AS Level Physics Projectile Motion Prior Knowledge Quiz
Jeffrey Piggott
Math: Numbers & Basic Operations
karen.stephanie.