One Variable Statistics
The mean of the following list of numbers
5, 8, 1, 19, 3, 1, 11, 18, 20, 5
What is the number 9.1?
The amount of money a $100 million dollar company will be worth ten years from now if they grow at an average rate of 8% per year.
What is $215.89 million?
What is the p-value for this chi squared test for independence
| McDonald’s | Taco Bell | Wendy’s | |
|---|---|---|---|
| Iron Man | 20 | 12 | 8 |
| Dispicable Me | 12 | 7 | 9 |
| Harry Potter | 6 | 14 | 12 |
What is p=0.07?
The slope of the line through the points (19, −16), (−7, −15).
What is -1/26?
What is -0.0385?
The standard deviation of the following list of numbers
1, 2, 2, 2, 2, 3, 4, 4, 4, 5, 6, 8, 11, 14
What is the number 3.64?
(Accept 3.77)
The number of years it would take a $3000 asset to double if its value grows at 4% each year.
What is 18 years?
What is the p-value for this chi squared goodness of fit test.
| computer | observed | expected |
|---|---|---|
| mac | 6 | 3.3 |
| linux | 2 | 3.3 |
| windows | 2 | 3.3 |
What is p=0.199?
The y-intercept of the line passing through the points (19, 3), (20, 3).
What is (0,3)?
The 5 number summary (Min, LQ, Med, UQ, Max) for the following list
6,6,7,10,10,10,11,13,13,16,16,18,18,18
What are the numbers 6, 10, 12, 16, 18?
The interest rate of a 6 year loan, compounded monthly, monthly repayments of €250, and an initial loan amount of €10,000.
What is 21.8%?
What is the p-value for the hypothesis that the mean male height is larger than the female mean height?
| Male height (cm) | 150 | 148 | 143 | 152 | 151 | 149 | 147 | |
| Female height (cm) | 148 | 152 | 154 | 147 | 146 | 153 | 152 | 150 |
What is p=0.852?
The equation of the line through the points
(8, −6) and (6, 8)
What is y = −7x + 50?
The mean of the following results of students in an examination.
| Score | Number of Students |
|---|---|
| 55 | 2 |
| 60 | 1 |
| 65 | 5 |
| 70 | 8 |
| 75 | 1 |
| 80 | 5 |
| 85 | 7 |
| 90 | 5 |
What is the number 75.7?
The quarterly repayment of a 6-year, $10,000 loan, with 14% annual interest, compounded quarterly.
What is $622.73?
What is the p value for the hypothesis that collar color is independent of neighborhood (A,B,C,D)
| A | B | C | D | |
|---|---|---|---|---|
| White collar | 90 | 60 | 104 | 95 |
| Blue collar | 30 | 50 | 51 | 20 |
| No collar | 30 | 40 | 45 | 35 |
What is p=4.09e-4?
What is the line of best fit for the following set of data?
| x | 0.5 | 2 | 2 | 3.5 | 4 | 5 |
| y | 50 | 30 | 45 | 15 | 30 | 15 |
y= (-7.625)x + 52.4375
The 5-Number Summary (Min, LQ, Med, UQ, Max) for the following list of numbers
| Score | Number of Students |
|---|---|
| 70 | 4 |
| 75 | 3 |
| 80 | 7 |
| 85 | 8 |
| 90 | 2 |
| 95 | 7 |
The initial investment needed to have $100,000 if $250 is saved monthly, into a 10% account compounded quarterly, for the duration of 20 years.
What is $12,182.54?
What is the p-value for the hypothesis that the means are not the same?
| A1 | 30.02 | 29.99 | 30.11 | 29.97 | 30.01 | 29.99 |
|---|---|---|---|---|---|---|
| A2 | 29.89 | 29.93 | 29.72 | 29.98 | 30.02 | 29.98 |
What is p=0.0786?
The correlation coefficient for this set of data
| x | 1 | 2 | 3 | 4 | 5 | 6 |
| y | 24 | 30 | 36 | 51 | 70 | 86 |
What is 0.976?