200 adult tickets were sold, and 100 student tickets were sold
1) from smaller to higher:
1,5,11,11,17
2) find the mean
<span>1 + 5 + 11 + 11 + 17 = </span><span>45
</span>mean = 45/5 = 9
Variance = Σ(x- mean)²/(N-1)
[(1-9)² + (5-9)²+(11-9)² + (11-9)²+ (17-9)² ]'(5-1) = 38
Variance = 38
Answer:
he'll need to save for 5 weeks to get $85
Step-by-step explanation:
hope this helps :)
Answer: the answer is B
Step-by-step explanation:
Answer:
yes he is because they both eat half of there pizza.