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  3. show all work for credit a good luck to yamin a b

SHOW ALL WORK FOR CREDIT A Good Luck to yamin a b c x mean...

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Statistics

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SHOW ALL WORK FOR CREDIT A Good Luck to yamin a b c x mean Formulas z standard deviation Procedure for finding percentile from data value 1 use z score formula to find z score 2 Look up percentile value on table and follow rules below Less Than table value 71 Vilarques Greater Than 1 table value Between Larger table value smaller table value Procedure for finding a data value from a percentile 1 Look up percentile and find z score 2 Use z score formula and solve for x 83 86 89 PROY XROLLA WOHZ The weights of a species of insect follow a Normal distribution with mean 80 grams and standard deviation 3 grams 5 points 1 Label the graph using info above TIED 13 5 12 281 5 34 34 13 5 2 5 74 71 80 2 points 2 About what percent of the insects have weights between 77 grams and 86 grams 34 34 13 5 Namog E lo 31 8 aniog 2 points 3 Above what weight are the largest 16 percent of these insects

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