Zombo's class is 33:22 or 3:2
Stolarski's class is 55:33 or 5:3
15 students in Zombos
9 boys 6 girls
32 students in Stolarski
20 boys 12 girls
Together is 29 boys and 18 girls
29:18 boys to girls
Answer:
i don't know what's the problem?
Answer:
do lenth times with on all of them I think
Step-by-step explanation:
Answer:
Standard error
Step-by-step explanation:
The standard deviation of the distribution of sample means is called the standard error of the means.
It is denoted by:
The standard error is calculated using the formula:
where n is the sample size and is the population standard deviation.