Answer:
-81
Step-by-step explanation:
-312+192+39
-120+39
=-81
its C. 17/10
Bcs 3/2
=1.5
And on the figure shown 1.5 comes in c
✓73 or approximately 8.54
✓ 8²+3² = ✓ 73 or approximately 8.54
Mean:
Variance:
Standard deviation: