^ LOL for real. but whatever they said
Answer:
Standard Error of the Mean = σ/√N = 
Explanation:
SEM is calculated by taking the standard deviation and dividing it by the square root of the sample size.
Haulm or per :) hope this helps :)
Answer:
No solution: 7x+ any number except 5
One solution: any coefficient of x except 7x + any number
Infinitely many solution: 7x+5
Explanation:
1. A. <u>make the same basic argument </u>✔
2. B. <u>second</u> ✔
3. 1, 3, 4,