Solve for a: 3a + 11 > 5 Which graph shows the solutions?
-5-4-3-2-1 0 1 2 3 4 5
-5-4-3-2-1 0 1 2 3 4 5

-5 -4 -3 -2 -1 0 1 2 3 4 5
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-5 -4 -3 -2 -1 0 1 2 3 4 5

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.