Answer:
23
Step-by-step explanation:
In this question, we want to evaluate the expression "9z-4" for z=3.
This means, we want to calculate the result when we substitute the z in this expression for 3.
So we have: 9(3)-4, which is equal to 23.
Let me know if this helps!
Answer: 17.928666
Step-by-step explanation:
Answer:
10:38
Step-by-step explanation:
2 hours back from 1:15
11:15
37 minutes back from 11:15
10:38
The start time is 10:38.
Answer:
y=6
Step-by-step explanation:
2(7)=14.
subtract both sides by 14.
y=6
Answer:
0.8 cm
Step-by-step explanation:
The formula for MAD is attached in the picture.
x_i are the values (data)
x bar is the mean
n is the number of numbers (data)
For figuring out MAD, basically, <em>we subtract the mean from each of the values respectively and take the absolute value and SUM for all of the numbers in the data set. Then we divide by n, the number of numbers.</em>
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Let's do this:
MAD = 
MAD is 0.8