If the foot length of women follows a normal distribution with a mean of 23 cm, and
81.5% have a foot length between 20 cm and 29 cm, what is your estimate of the standard
deviation of the heights in this population?

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2

Which of the functions graphed below has a removable discontinuity?

What is the solution of the equation? 35√(x+2)3+3=27