Suppose we toss 100 fair coins and record the percentage of heads. according to the central limit theorem, the percentages of heads resulting from such experiments are approximately normally distributed. find the mean and the standard deviation of this normal distribution.

answer is attached below

All points to the left of zero on a horizontal number line are negative. a number line is a picture of a graduated straight line that serves as abstraction for real numbers. this number line can be extended to the left to represent numbers which are smaller than 0. such numbers are called negative numbersmark me brainliest

For the first question the answer is a, for the second c, for the third d, for the 4th b, for the 5th a