Answer: 3,19 which is larger than the original
Step-by-step explanation: if you consider that the original average is 3 you can say that all 25 students have 3 siblings so the average is 3, if you add another students with 8 siblings and do some math (25*3+8)/26 its 3,19
Answer:
Percent is a fraction where parts make one whole.
Step-by-step explanation:
Answer:
The expected number of siblings is 1.05 or 1 (when rounded)
Step-by-step explanation:
Given the probability distribution of siblings of students in a high school with 1500 students:
To find the expected value for the number of siblings of a randomly chosen student, myltiply the number of siblings by its probability and add all these products:
Thus, the expected number of siblings is 1.05 or 1 (when rounded)
Answer:
700/1=700
Th ratio is 700 times more so we multiply by 700
700 x 0.72 = 504
504 pounds
Hope this helps
Step-by-step explanation:
Answer:
Step-by-step explanation:
the direct variation is will be y varies directly as x and
mathematically
y∝ x
y = kx ........................................ wher k is the constant of proportionality
k = y/x
given that y = 2
x = 8
k = 2/8
k = 1/4