The dot plot shows the number of emails Aaron sent his cousin each week. Number of Emails Each Week
A dot plot going from 0 to 5. 0 has 3 dots, 1 has 1 dot, 2 has 0 dots, 3 has 4 dots, 4 has 7 dots, 5 has 6 dots.

Where is the gap in the data?
0
2
4
7

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.

Solve this 364x-64x=300x and 12(x2–x–1)+13(x2–x–1)=25(x2–x–1)

20 points plus brainliest andwer plus my hover hoard im v desperate ! evaluate the polynomial for x=-2 in the equation -3x^3+7x^2-7x-1 (simplify your answer)