A consumer's organization is interested in determining the amount of variability in the price of one brand of camera. A survey of '25 retail outlets produces a mean and standard deviation of $38G and $20 respectively. 1. Compute the point estimate of the variance and the 95% condence interval of the variance in the price of this brand of camera. Report your result {round to two decimal places). 2. What assumption did you have to make to obtain the condence interval