Question: please show work I am having a hard time with this one. Use the normal distribution to the right to answer the questions. Standardgggg Composite

please show work I am having a hard time with this one.

Use the normal distribution to the right to answer the questions. Standardgggg Composite {a} What percent of the scores are less than 19? [h] Out of 1500 randomly selected scores, about how many would he expected to be greater than 21? '19 2'1- Score [a] The percent of scores that are less than 19 is D% [Round to two decimal places as needed.)

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