1)

X	P(X)
0	0.292
1	0.192
2	0.223
3	0.292

Find . Round any intermediate values to three decimals, then round your answer to two decimals.

2)

X	P(X)
0	0.305
1	0.238
2	0.21
3	0.248

Find the variance of discrete random variable X. Round any intermediate values to three decimals, then round your answer to two decimals.