Volume= Length • Width • Height
Given info: 6•8•9= 432cm cubed
The estimated standard error for the sample is 6
Given,
Sample size, n = 36
Sample variance,
= 1296
Standard deviation, s = √1296
= 36
Standard error, SE = 
= 
= 
= 6
Concept
- Sample size is the number of participants or observations included in a study. It is denoted by ‘n’
- Sample variance is a measure of the degree to which the numbers in a list are spread out. It is denoted by '
'
- Standard deviation is a measure of how dispersed the data is in relation to the mean. It is denoted by ‘s’
Learn more about standard deviation here:brainly.com/question/13905583
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Answer:
The answer is B
Step-by-step explanation:
If u use calculator,u will get the ans as x¹=6 and x²= -2 but u have to change it to the opposite which means negatif to positive(-2=2) and positive to negative(6= -6).Hope u can understand...sorry,English isn't my first language
The answer is 3.1 because 4 is under 5