Answer:
the answer is 15
Step-by-step explanation:
i had this on my dca hope this helps!
Answer:
The answer to your question is z = -3
Step-by-step explanation:
Expand 42 = -7(z - 3)
42 = -7z + 21
Simplify 7z = -42 + 21
7z = -21
Clear z z =
z = -3
Answer:
1710
Step-by-step explanation:
GPA = 3,1 +- 0,6
0,6 = 2*STDEV
As it is a normal distribution, the interval (Mean +- 2*STDEV) includes 95% of the students.
1800 * 0,95 = 1710