Answer wrong

I just find the value of both list
List A has sd 8.54 & list B has sd 8.12 so should not it’s answer is A( is greater) not C(equal)

Check your standard deviation calculations.

Yep I calculated twice and also use chatgpt to find the standard deviations of both sets and these are the exact value I mentioned

Please take it in consideration and please chq

ChatGPT is not always correct.