I think the sabers are X=2 and X=-2
What is the arithmetic mean for the following numbers,88,80,75,70,38,45,70,60,60,50
Natalija [7]
Answer:
63.6
Step-by-step explanation:
X=£fx/n
= 88+80+75+70+38+45+70+60+60+50/10
= 636/10
= 63.6
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Thanks
Hshhshs ssu sid si sisis s sis s s s is is sis si sis s s isis s i si
So P(-0.7537 < z < 1.3190) = 0.9063 - 0.2254 = 0.6809