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Statistical Sharpsh ters

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HOW TO PLAY: Create a team of 4 players. For each question, each team member will be required to work out the answer. After a few moments, group members will be allowed to compare their answers and choose one final answer. Write your final answer on your final answer board. Remember to include any necessary labels!!! No Label = Incorrect

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HOW TO PLAY: For each correct answer your team will earn either 1 point (free throw), 2 points (dunk), or 3 points (long range) If you answer correctly on the “Money Ball” shot, you will be allowed to shoot a shot at the hoop in order to double, triple, or quadruple your total points. To get back to the question selection screen, click on the type of shot ball.

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Which of the following is a statistical question? A) How tall is Mrs. Reid? B) What is the area code of Chicago? C) Who won Super Bowl 37? D) How many pennies do the students in Mr. Frommann’s Green Class have in their piggy banks? D Free Throw

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Which of the statements below would require the use of statistics to prove their validity? A) 40 students ride bus 245 to school. B) More than half of the students made the honor roll for the 2 nd marking period. C) George Washington was the first President of the USA. D) Mr. Frommann is 33 years old. B Dunk

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What is the mean of the data points listed below? 14, 12, 22, 45, 12, 13, 8 18 Free Throw

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What is the interquartile range of the data points listed below? 14, 12, 22, 45, 12, 13, 8 10 Dunk

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The value of the first quartile in a set of data is 32. What percent of the information would have a value higher than 32? 75 Dunk

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The homerun totals for several Iroquois Chiefs athletes who play baseball are: 4, 8, 9, 10, 3, 11 Which statement about these totals is true? A) The mode is 8.5 B) A total of 50 homeruns were hit C) Half of the players hit more than 8.5 homeruns and half the players hit less than 8.5 homeruns D) An average of 8 homeruns were hit C Dunk

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Christine conducted a survey asking each student in her group how many cars their family owned. The results were 1, 4, 5, 2, 4, 2, not including her own family. If the average number of cars owned was 3 cars, how many does Christine’s family own? 3 cars Dunk

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Francis was normally a 70% student. He kept track of his test scores during the final marking period of the year. At the end of the quarter, he made a list he wanted to show his parents to prove that he was a improving as a student. Which grade might his parents question and refer to as an outlier? Test Scores: 80, 82, 84, 81, 95, 78, 85 95% Free Throw

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What is the median high temperature last week in Tacoma, Washington? DateHigh Temperature (°F)Low Temperature (°F) Monday8644 Tuesday6851 Wednesday6750 Thursday7346 Friday8045 Saturday8152 Sunday6754 73 °F Free Throw

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Which of the following statements is not true? A) range = maximum – minimum B) A set of numbers contains an even number of data points. The median will be in-between two numbers C) The average of a set of numbers can be larger than the maximum value D) Interquartile range is a measure of variation C Free Throw

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Rory collected data about his favorite hockey player, Sidney Crosby. Crosby has suffered numerous injuries and Rory wanted to see how many games he played in each of his seasons in the NHL. His totals are: 81, 79, 53, 77, 81, 41, 22, 36. What is the mode for the number of seasons Sidney Crosby has played in his career? 81 games Free Throw

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Wesley has earned test scores of 56%, 65%, 76%, and 62%. He is taking a fifth test next week and needs to score high enough to pass. What is the lowest score he can earn and still pass? A) 70% B) 66% C) 65% D) 64.75% B Dunk

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Which of the following is not a step required for finding the mean absolute deviation (MAD) of a set of numbers? A) Find the average of the numbers. B) Find the distance each data point is from the mean. C) Put the numbers in numerical order D) Find the average of the distances from the mean for each data point. C Free Throw

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What is the mean absolute deviation of the set of numbers below? 8, 10, 14, 13, 15 2.4 Dunk

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Over the past several seasons the Buffalo Bills have the following win totals have a mean absolute deviation of 1 win. Which statement below best describes their MAD? A) The Bills did not win many games. B) The Bills win total is very consistent. C) The Bills won about 1 game each season. D) The Bills did not make the playoffs in any season. B Long Range

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A survey was conducted regarding text messages sent by teenagers in a 1 week period last summer. The interquartile range was 9. Which statement below best describes the IQR? A) Only 9 texts, are you crazy?!? Teens send a lot more texts than that! B) The range is small C) The middle 50% of the data is clustered or close in value D) The middle 50% of the data is spread out or not close in value C Long Range

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In a 10 game stretch last season Ryan Miller let in the goal totals listed below. Which statement about these statistics is true? 4, 4, 4, 2, 2, 2, 2, 4, 2, 3 A) mode > range B) mean < median C) median > mean D) mean > median D Dunk

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Find the 3 rd quartile of the data points listed below. 8, 10, 14, 13, 15, 37, 9, 14, 19 17 Free Throw

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The chart below shows how many students scored each of the grades on algebra quiz. What is the average score for the class? Points Earned (out of 20)Number of Students 152 162 171 180 191 205 18 points Dunk

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Which statement below is not true about the mean absolute deviation of a set of numbers? A) The MAD can help you determine how big or small each number in the list is. B) The MAD can help you determine about how close each number is to the mean. C) The MAD can help you decide how spread out the numbers in a list are. D) The MAD is a measure of variation. Long Range A

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