Statistics - math problems
Number of problems found: 315
- 5-number summary
Given the following 5-number summary: 11, 19, 24, 30, 48 which of the statistics cannot be determined? - Statistics
The sum of all deviations from the arithmetic mean of the numerical sequence 4, 6, 51, 77, 90, 93, 95, 109, 113, 117 is: - Sales
From statistics of sales goods, item A buy 51% of people and item B buys 59% of people. What is the probability that from 10 people buy 2 item A and 8 item B? - Harmonic HM example
Harmonic means of 4 and 8. - Harmonic 4
Harmonic mean of -6 and 5. - Numbers
Find number on thenumber line that has same distance from this numbers: - Harmonic mean
Harmonic means of 6 and 12 - Average
Average of 5 numbers is 108. What is its sum? - Dice
We throw five times the dice. What is the probability that six fits exactly twice? - Insert 7
Insert five harmonic means between 3 and 18 - Insert AP member
Insert arithmetic means between 75 and 180. - HP - harmonic progression
Determine the 10th term of the harmonic progression 6,4,3,… - Dataset
Data: 11,15,11,16,12,17,13,21,14,21,15,22 Find dispersion of given dataset - Average
The arithmetic mean of the two numbers is 71.7. One number is 5. Calculate the second number. - Find the mean
Find the number between 13 and 29. - Dice
We throw 10 times a play dice, what is the probability that the six will fall exactly 4 times? - Doctors
The drug successfully treats 90% of cases. Calculate the probability that he will cure at least 18 patients out of 20? - Reciprocal
What is the reciprocal of the sum of the reciprocals of 4 and 9? - In center
What number lies in the center between a quarter of a fifth and a half of a third on the number axis? - Insert 6
Insert four harmonic means between 3/7 and 3/19
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