Find the value of y if the mean is 22 and 18 ( 2y+1), 10 and 20 is 15
1 answer:
Answer:
2
Step-by-step explanation:
Mean = sum of data/sample size
Sum of data = 22 + 18 + 2y+1 + 10 + 20
Sample size = 5
Mean = 15
Substitute
15 = 22 + 18 + 2y+1 + 10 + 20/5
15*5 = 22 + 18 + 2y+1 + 10 + 20
75 = 70+2y+1
2y = 75-71
2y = 4
y = 4/2
y = 2
Hence the value of y is 2
You might be interested in
The top or the bottom section??
Y+3=0 is vertical line -3 on the graph.
Hope this helps there was no choices.
$142.60 for all three employees
No the sum of measures would exceed 180, therefore it would not be a obtuse triangle
Answer: 48 millas por hora
Step-by-step explanation: 40t + 2= 60t - 3, es t = .25.
la distancia de su casa a su trabajo es 40(0.25 +0.05) =12 millas allí para su velocidad promedio debería ser 12/0.25 = 48 millas por hora
