Two estimators 𝜆ˆ and 𝜆˜ are consistent and asymptotically normal.

Question

Let 𝑋1,…,𝑋𝑛∼𝑖.𝑖.𝑑.𝖤𝗑𝗉(𝜆) , for some 𝜆>0 .
Let 𝜆ˆ=1𝑋𝑛 and 𝜆̃ =−ln(𝑌𝑛) , where 𝑌𝑖=1{𝑋𝑖>1},𝑖=1,…,𝑛 .
Find, their asymptotic variances 𝑉(𝜆ˆ) and 𝑉(𝜆˜)