I have 13 problems in my pre-statistics class that need to be solved, I do need to see how you came up with the answer.

1. Is the following an example of continuous or discrete data:

The number of bottles of soda in a fridge

The temperature of the fridge

2. Classify these variables as quantitative or qualitative:

The number of minutes you use on your cell phone plan

The type of cell phone you have

3. Construct a frequency distribution chart for the following data: 56545598537667567 5686784

4. Repeat question 3 above using 4 classes with a class width of 2 hours, and a lower class limit of 3.

5. Repeat question 4 above and include the relative frequency and cumulative relative frequency.

6. Use this information to draw a bar graph:

YearGraduate

1981 24

1991 34

2001 40

2003 46

7. Construct a stem and leaf plot of the following data:

8779977798948885668979925195838882531269

8. Find the mode of the following data sets:

11,6,5,0,2,1,2

97,97,94,57,80, 97

88,76,32,29,89

9. Find the mean of the following data set:

-8,2,4,9,-1

10. Find the median of the following data sets:

44142224313445

477291979797100

11. Find the range of the following data:

969693447196

12. Find the standard deviation of the following data set:

{7,7,7,10,13,13,13}

13. Find the mean and the standard deviation for 155,162,164,169,170