Mrs. hall records the heights of 50 students in a spreadsheet. the mean height is 68 inches. after looking at the data again, she realized that two of the 50 observations were outliers that must have been typos, 82 and 86 inches. she deleted these two observations. what is the new mean, rounded to the nearest hundredth?

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.