Below is the number of hand-washing episodes 20 patients with obsessive-compulsive disorder reported having the previous day.

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Below is the number of hand-washing episodes 20 patients with obsessive-compulsive disorder reported having the previous day.

21, 8, 11, 9, 12, 10, 10, 5, 9, 18, 17, 3, 6, 14, 18, 16, 19, 3, 22, 7

(a) Create a simple frequency distribution for these grouped data with four intervals.

(b) Which interval had the largest frequency?

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...
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