6.(ii) a) 36 out of 100 persons interviewed are familiar with the tax incentives given by the government for installing solar panels, construct a 96 % traditional confidence interval for the...

6.(ii) a) 36 out of 100 persons interviewed are familiar with the tax incentives given by the

government for installing solar panels, construct a 96 % traditional confidence

interval for the corresponding true proportion.
b) The average wages of 25 employees of a company are ₹ 2500 with a standard

deviation of ₹ 250. Assuming wages to be normally distributed, calculate 98%

confidence upper bound for the average wages and interpret it.