Question

CHECK MY ANSWERS?? *MEDALS REWARDED!*
Find the mean and standard deviation of each data set. Round to the nearst hundredth.

1. 4 8 5 12 3 9 5 2

2. 102 98 103 86 101 110

3. 8.2 11.6 8.7 10.6 9.4 10.1 9.3

Answer 1

For 1 I got:
Mean: 6
Standard deviation: 3

Is this correct??

Answer 2

For 2 I got:
The mean is 100 and the standard deviation is 2

Answer 3

3:
The mean is 9.7 and the standard deviation is 1.

Answer 4

one is correct..

Answer 5

two is correct..

Answer 6

three is correct! You got em all :)

Answer 7

@Princess701 Thanks for the help :)

Answer 8

No problem! :)

Answer 9

Thanks for the medal!