The answer for number one is -3.938.
For full answer it is found on:
https://www.algebra.com/algebra/homework/Finance/Finance.faq.question.1029380.html
Explanation
Part A
We can use the formula below to find the mean.

We will then have;

Mean = 6.2632
Part B
Since the data set is odd.

Answer: From the column of cumulative frequency cf, the median is 7
Answer:
OMG I see that BTS sticker on your laptop--
Step-by-step explanation:
1__________________________________________________________________________
Answer:
Step-by-step explanation:
It is J I’m pretty sure