Step-by-step explanation:
B because the straight angle must be 180°
Step-by-step explanation:
since Poisson distribution parameter is not given so we have to estimate it from the sample data. The average number of of arrivals per minute at an ATM is
So probabaility for is
So expected frequency for is (or .
Answer:
Y is greater than or equal to 1/2x + 20
Y is less than or equal to 2/3x + 80
X is greater than or equal to 1200
X is less than or equal to 1850
Step-by-step explanation:
trust
Answers:
1. D po
Step-by-step explanation:
i hope its hepl
30^2= 30×30=900 so 30^2 is the answer