Hewwo, how are you? Tell me how your day/night went.

What is the simplified form of 7 √x • 7 √x • 7 √x • 7 √x?

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.

Find the value of x in each case. give reasons to justify your solutions! d q ∈ pr