Mean = (63+65+52+71+67+52)/6 = 370/6 = 61.66... recurring.
My guess is 65. I don't know what sequence the first, third numbers are but observing the others it is going 61...63.....65....67
67 is prime.
67 is prime.
67.6363
It's 65 65 is not prime; it is divisible by 5 and 13. The next prime after 63 is 67.
67
The prime numbers between 65 and 75 are: 67, 71 and 73
61, 63, 65 and 67.
63+65+67 !
The odd numbers between 60 and 75 are: 61, 63, 65, 67, 69, 71, 73
The median is 51.
To find the mean of the data set, first sum all the values: 64 + 80 + 64 + 70 + 76 + 79 + 67 + 72 + 65 + 73 + 68 + 65 + 67 + 65 + 70 + 62 + 67 + 68 + 65 + 64 = 1395. Then, divide the total by the number of values, which is 20. Thus, the mean is 1395 / 20 = 69.75.