# Statistics - math problems

#### Number of problems found: 326

- Find the mean

Find the number between 13 and 29. - AVG of INT

What is the average of the integers from 9 throuht 52 inclusive? - Insert 6

Insert four harmonic means between 3/7 and 3/19 - Insert AP member

Insert arithmetic means between 75 and 180. - In center

What number lies in the center between a quarter of a fifth and a half of a third on the number axis? - Find midpoint

FM=5y+13, MG=5-3y, FG=? M is the midpoint of FG. Use the given information to find the missing measure or value. - Insert 7

Insert five harmonic means between 3 and 18 - Arithmetic average

The arithmetic mean of the five numbers is exactly 8. The sum of these four numbers is 30. What is the fifth number? - Dice

We throw five times the dice. What is the probability that six fits exactly twice? - Coordinates of a centroind

Let’s A = [3, 2, 0], B = [1, -2, 4] and C = [1, 1, 1] be 3 points in space. Calculate the coordinates of the centroid of △ABC (the intersection of the medians). - Harmonic series

Insert four members between 5/3 and 5/11 to form harmonic series (means). - Five numbers in ratio

Five integers are in the ratio 1: 2: 3: 4: 5. Their arithmetic mean is 12. Determine the smallest of these numbers. - Father and sons

Father is 27 and his sons 2 and one year. In how many years will his sons sum up to half his age? - Doctors

The drug successfully treats 90% of cases. Calculate the probability that he will cure at least 18 patients out of 20? - Flowerbed

Ondra digs the bed in 20 minutes. Cuba in 30 minutes. For how long do they dig together? - MPG

252 miles a week fills up twice a week. Each fill is 38 gallons. What is the gas mileage of the car? - The midpoint

The midpoint of (2, 5) and (8, y) is (5, -1). Find the line equation in slope-intercept form. - Seeds

The germination of seeds of a certain species of carrot is 96%. What is the probability that at least 25 seeds out of 30 will germinate? - Working together

One worker performs work in 3 days, the second in 5 days. How much do they work together? - Center

Calculate the coordinates of the center of gravity T [x, y] of triangle ABC; A[11,4] B[13,-7] C[-17,-18].

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