Given the following frequency distribution for n= 100. a. Approximate the mean b. Approximate the standard deviation Cla
Posted: Fri Mar 04, 2022 9:41 am
Given the following frequency distribution for n= 100. a. Approximate the mean b. Approximate the standard deviation Class intervals Frequency 0-under 10 20 10 under 20 20 20-under 30 20 30-under 40 10 40-under 50 30 100 a. X=(Type an integer or a decimal.) (Round to two decimal places as needed.) b. Sa