Question

Prachi rolls a die a number of times and records her outcomes in a bar graph as shown

in Figure 3.4.A: [5]

Figure 3.4.A: Outcomes of rolling a die

Then the value of the variance of the number of outcomes is:​

Answer 1

Answer:

3.25

Step-by-step explanation:

hope it will help you

Answer 2

first calculate the mean .

then find the difference between mean and each value .

the calculate the variance .