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On a recent Precalculus quiz, Mr. Weiler found the following distribution of sco

ID: 3138721 • Letter: O

Question

On a recent Precalculus quiz, Mr. Weiler found the following distribution of scores, which are arranged in 5 point intervals (with the exception of the last interval) 3. How many students scored in the 75 to 79 point30 (3) 25 (4) 5 range? r) 8 (2) 10 6. Students do not pass the quiz if they receive lower 10 than a 70. How many students did not pass? (3) 7 4) 15 (2)5 7. How many total student took the quiz? (1) 25 (2) 104 Twenty-two students scored in the 80 to 84 range on this test. in formation to conclude that a student must have scored an 82 on this test? Explain your th (3) 56 (4) 91 Score Range 8. Does the histogram provide us with enough 9. A random survey of 100 cars found the following frequency distribution for the fuel efficiency measured in miles per gallon. Construct a histogram below that effectively shows the data set. distribution of this Fuel Efficiency Number of Cars isb (miles per gallon) 10 to 14 15 to 19 20 to 24 25 to 29 30 to 34 17 36 24 10 35 to 39 40 to 44 COMMON CORE ALGERA l, UNIT #10-ST A?STCS-LESSON #1 eMATIINSTRUCTION, RED HOOK, NY 12571,02013

Explanation / Answer

5) students scored from 75 to 79

= 10 students

option 2 is correct

6) students scored less than 70

is 5

option 2 is correct

7) total students who took the quiz are

25 students

8) no the histogram doesnt provide enough information that student must have scored 82