SaiBook.us Statistics

Lesson Example Discussion Quiz: Class Homework

Quiz At Home

Title: Measures of variation- Sample Standard deviation

Grade: 9-a Lesson: S2-L3

Explanation: Hello Students, time to practice and review. Let us take next 10-15 minutes to solve the five problems using the Quiz Sheet. Then submit the quiz to get the score. This is a good exercise to check your understanding of the concepts.

Quiz: at Home

Problem Id	Problem	Options
1	samples:2,5,6,7,8,9 Find the standard deviation	A) 2.48 B) 2.49 C) 3.59 D) 3.48
2	samples:25,67,89 Find the standard deviation	A) 20 B) 32.54 C) 26.89 D) 23.9
3	samples:0.6,1.2,9,4.5 Find the standard deviation	A) 3.6 B) 3.5 C) 2.8 D) 3.8
4	samples:99,90,94,95 Find the standard deviation	A) 8.5 B) 1.64 C) 12.7 D) 3.69
5	samples:20,10,60,45,95 Find the standard deviation	A) 56.25 B) 33.8 C) 80.33 D) 48.63

Problem Id

Problem

Options

samples:2,5,6,7,8,9 Find the standard deviation

A) 2.48
B) 2.49
C) 3.59
D) 3.48

samples:25,67,89 Find the standard deviation

A) 20
B) 32.54
C) 26.89
D) 23.9

samples:0.6,1.2,9,4.5 Find the standard deviation

A) 3.6
B) 3.5
C) 2.8
D) 3.8

samples:99,90,94,95 Find the standard deviation

A) 8.5
B) 1.64
C) 12.7
D) 3.69

samples:20,10,60,45,95 Find the standard deviation

A) 56.25
B) 33.8
C) 80.33
D) 48.63