The answer is C. 2.8!!!!!!!!
Answer:
where are the choices
Step-by-step explanation:
Answer:
3/4
Step-by-step explanation:
The mean of a data set is synonymous with the average. To find the mean, add up all the values in the data set and then divide by the number of elements.
From the table, there is 12 values. Thus, add up all the 12 values and then divide by 12:

Simplify:

Reduce:

Therefore, the mean of the data set is 3/4.
For the data set, this means that the average person guesses the temperature too high by about 3/4°F.
(Note: the symbol of x with a bar over it denotes the mean of a set)
Answer:
-.5
Step-by-step explanation:
Answer:
78
Correct term:60
Step-by-step explanation:
We are given that

The quotient of this expression is given by

We have to find the term in this expression which contains an error.

The quotient of this expression is given by


Using the formula

We can see that in the given expression there is 60 in place of 78.
The error in the expression of quotient is 78.
Correct term is 60.