JEOPARDY! Data and Statistics

1 Variable Stats Two Way Tables Histogra m Scatterpl ot Corre Vs Cause Mystery $100 $200 $300 $400 $500

1 Var $100 What is the range of the data set obtained by subtracting 4 from each value in the following set? 8, 12, 6, 22, 53, 12, 16, 41 Answer

1 Var $200 The price for six books are given below. If all the prices are reduced by 50%, what is the new median price: $12.75, $14.80, $19.99, $9.95, $16.00, $17.95 Answer

1 Var, $300 Find the IQR for the follow boxplot. Answer

1 Var $400 Find the Mean Absolute Deviation: 7, 8, 12, 3, 6 Answer

1 Var $500 Which measure of central tendency probably gives the LEAST ACCURATE prediction of a "typical" low temperature on a Chicago winter day? Answer

2 way table $100 A survey of 9th and 10th graders was given to determine what their favorite subject was. 72 said Math (50 which were freshmen), 38 said Social Studies (20 which were sophomores), and 40 freshmen and 50 sophomores said PE was their favorite. How many people were surveyed? Answer

2 way table $200 What are the joint relative frequencies? Answer

2 way table $300 What is the probability that a student is a freshman and likes SS? Answer

2 way table $400 What are the marginal frequencies? Answer

2 way table $500 What is the probability that a freshman likes Math? Answer

Describe the Histogram, $100 Describe the shape of the following histogram: 6 words Answer

Describe the Histogram, $200 Describe the shape of the following histogram: 4 words Answer

Describe the Histogram, $300 Describe the shape of the following histogram: Answer

Histograms, $400 Answer Describe the shape of the following histogram:

Histograms, $500 Describe unusual features: Answer

Scatterplots $100 A delivery service company maintains several vehicles. The table summarizes the cost for auto insurance related to the number of vehicles insured. Find the equation of a line of best fit for the data, to estimate of the total cost of insuring eight vehicles. Number of Vehicles Cost 11,700 22,100 32,900 43,000 53,500 64,100

Scatterplots $200 An engine is tested for torque output at different revolutions per minute. One equation most closely defines the line of best fit for the data.

Scatterplots $300 Identify the type of function that models the data set. Give the equation of the best fit for the data in the table. X Y

Scatterplots $400 Answer

Scatterplots $500 Predicted Price = Capacity. This is the regression equation for disk space Capacity (in megabytes) versus Price (in dollars) at a local store. What does the slope of mean in this context? Answer

Corr vs Caus $100 Determine if the following situations represent a positive, negative, or no correlation. a) Number of hours studying for the SAT and your score. b) The distance you drive and the number of stars in the sky. c) The temperature and the length of daylight hours for the day. Answer

Corr vs Caus $200 Tell whether the following situations are causation: (yes or no) a) The number of boats on Lake Allatoona and the number of cars on the street. b) The hours you work and the money you make. c) The time spent studying and the A on the test. Answer

Corr vs Caus $300 Describe the correlation coefficient. r = Answer

Corr vs Caus $400 Use the graphing calculator to find the value of r? Is this a good fit? Answer

Corr vs Caus $500 Calculate the residuals using the table and line of best fit, y=6.09x Answer

Mystery, $100 The following box and whisker plot shows data about the number of keys people have on their key ring. What percentage of people had less than 5 keys on their key ring? Answer

Mystery, $200 For the data given, find the slope (“a”-value) of the Median-Median line without graphing calculator. Answer Time (in minutes) Test Score

Mystery, $300 Answer In order to get conditional relative frequency, you ____________ the joint frequency by the __________

Mystery $400 The numbers of speeding tickets issued per week along two stretches of highway are shown. Compare the data using the mean and MAD. Answer I-70 37, 32, 30, 27, 41, 43 26, 22, 48 I-77 48, 45, 57, 62, 34, 69, 29, 76, 21

Mystery $500 The linear model for a local store's Number of Sales people working versus Money earned from Sales is as follows : Y= 8, x, x is Number of Sales People Working. Does the y-intercept have meaning in this equation? Answer

1 Var $100 Range is 47 Home

1 Var $200 Median is $7.70 Home

1 Var $300 IQR is 20 Home

1 Var $400 Home MAD is 2.24

1 Var $500 What is the Mean because it is greatly affected by 55, which is an outlier. Home

2 way table $100 What is 200 people were surveyed Home

2 way table $200 What is 25%, 9%, 20%(top), 11%, 10%, 25%(bottom) ? Home

2 way table $300 What is 9%? Home

2 way table $400 What is bottom (26, 23, 10, 15) and right (37, 27)? Home

2 way table $500 What is 69.4%? Home

Describe the Histogram, $100 Normal Symmetric Uni-Modal Bell shaped No gaps No outliers Home

Describe the Histogram, $200 Bi-Modal Symmetric No gaps No outliers Home

Describe the Histogram, $300 Skewed left Non-symmetric No gaps No outliers Home

Histograms, $400 Skewed left Home

Histograms, $500 Home Outlier

Scatterplot $100 What is y = 465.7x And 8 vehicles cost about $4979 ?

Scatterplots $200 What is ?

Scatterplots $300

Scatterplots $400 Home

Scatterplots $500 For every 1 mb increase in capacity, the price increases by $ Home

Corr vs Caus $100 What is a)positive b) none c) positive Home

Corr vs Caus $200 What is a) No b) Yes c) Yes Home

Corr vs Caus $400 What is r= Yes (anything close to -1 or 1.) Home

Corr vs Caus $300 What is strong and negative correlation? Home

Corr vs Caus $500 What is and -.016? Home

Mystery, $100 75% Home

Mystery, $200 the slope is.455 Home

Mystery, $300 Divide, Marginal Total Home

Mystery $400 What is 54.9? Home

Mystery $500 No, when no one is working, there should be no sales. This is just a starting point for the data. Home