Mental Development Index (MDI): The Mental Development Index (MDI) of the Bayley Scales of Infant Development is a standardized measure used in observing infants over time. It is approximately normal with a mean of 100 and a standard deviation of 16. Round answers to 3 decimal places if needed. What proportion or percentage of children has an MDI of at least 120

i think its a and d

step-by-step explanation:

step-by-step explanation:

the true ones are a b and d

the rocket cannot penetrate the ground, in a contextual sense, therefore the roots of this equation should be the domain of this function. i'll let you find the roots of this quadratic equation (hint: use the quadratic formula:  

1- c

2-a

step-by-step explanation:

mark brainliest!

it would rotate about 180 degrees.