1. The relative frequency distribution of the number of TVs sold in a day in a department...

Question:

1. The relative frequency of the number of TVs sold in a day in a department store in the last year is as follows:

Compute the mean and standard deviation of this distribution.
2. Human IQ scores are approximately normally distributed with mean 100 and standard deviation 15. Determine the minimum IQ scores for the top 5% of the population.

Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...