Class 2 scored better on average
<h3>How to determine which class scored better on average?</h3>
The averages and the standard deviations are given as:
Class 1
Mean score = 7.8
Standard deviation = 1
Class 2
Mean score = 8.1
Standard deviation = 0.2
As a general rule, the smaller the standard deviation; the better the average
Class 2 has a smaller deviation
Hence, class 2 scored better on average
Read more about standard deviation at:
brainly.com/question/28061243
#SPJ1
Hey there,
The correct answer is: Both collinear and coplanar
:)
Answer:
21/100 × 36
= 7.56
Step-by-step explanation:
21/100 × 36
= 7.56
Answer:
Each bracelet costs $9 and each bookmark costs $3.
Step-by-step explanation: