Question

Help me pleaseeeeeeeeeeeeeeeee

Answer 1

Answer:

0.84

Step-by-step explanation:

From the given histogram we can state that

• $P(x=1)=0.32;$
• $P(x=2)=0.24;$
• $P(x=3)=0.28;$
• $P(x=4)=0.16.$

Note that the probability

$P(1\le x\le 3)=P(x=1)+P(x=2)+P(x=3)=0.32+0.24+0.28=0.84.$