Answer:
Sure I'm here
Step-by-step explanation:
0.3+0.25= 0.55
1-0.55= 0.45
0.45(60)= 27
Karina has $27 left.
Answer:
I believe that the answer is A
Step-by-step explanation:
Answer:
-0.5
Step-by-step explanation:
σM=σ/√N
=9/√36
=9/6
=3/2=1.5
Z=(x-μ)/σ/√N
=(19.5-24)/9/√36
=-4.5/1.5=-3
The probability that the sample mean will be larger than 19.5 = -0.5
P(>19.5)=P(Z>-3)= -0.5
Answer:
— ¼ = — 0.25
Step-by-step explanation: