Find the interquartile range calculator
[DOCX File]IB Questionbank Test
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(b)Find the interquartile range for the waiting time. The minimum waiting time is zero and the maximum waiting time is 45 minutes. (c)Draw a box and whisker plot on the grid below to represent this information.
[DOC File]Answer ALL questions
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d.Find the IQR (Interquartile Range) of diameters for this type of grape. e. The largest 15% of grapes have diameters of at least _____ cm. f. Find the probability that a randomly selected grape has diameter between 1.5 and 2.0 cm using each method as instructed below: (i) Use X~N(1.8, 0.3) when using normalcdf on your calculator
[DOC File]CHAPTER 14: DESCRIPTIVE STATISTICS
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(b) Find the interquartile range for the waiting time. (2) The minimum waiting time is zero and the maximum waiting time is 45 minutes. (c) Draw a box and whisker plot on the grid below to represent this information. (3) (Total 6 marks) 7. The diagram shows the cumulative frequency graph for the time t taken to perform a certain task by 2000 men.
[DOCX File]IB Questionbank Test
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Find the interquartile range. 6d. [4 marks] Draw a box and whisker diagram for this data, on graph paper, using a scale of to represent . 6e. ... Use your graphic display calculator to find an estimate for the mean time. 8a. [3 marks] A sample of 120 oranges was tested for Vitamin C content. The cumulative frequency curve below represents the ...
[DOC File]GCSE Exam Questions on Plans and Elevations
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RANGE, R: R = Max – Min. Represents the spread of ALL data values. INTERQUARTILE RANGE, IQR: IQR = Q3 - Q1. Represents the spread of the MIDDLE 50% of the data values. OUTLIERS: an extreme data point that does not fit into the overall pattern. CALCULATING AN OUTLIER: Use the IQR. Value > Q3 + 1.5 IQR or Value < Q1 - 1.5 IQR
[DOCX File]Ray-Pec H.S. Mrs. Lyon
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(a) Find the median score. [2 marks] (b) Find the interquartile range of the scores. [2 marks] Question 4. (AQA November 2004 Higher Paper 2 Calculator OK) The histogram below shows the test scores of 100 female students. (a) What is the median score? [1 mark] (b) What is the interquartile range? [1 mark] This histogram is incomplete.
[DOC File]Mrs. Leitao's Math Website - Home
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(a) Find the interquartile range of these marks..... (3) Sunil did the same eleven maths tests. The median mark Sunil scored in his tests is 17. The interquartile range is 8. (b) Which one of Sunil or James has the more consistent marks? Give a reason for your answer.
[DOC File]Name
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For these grades, find the interquartile range. 2. ... Use your graphic display calculator to calculate the probability that a randomly chosen tree will have a height greater than . Markscheme (M1) Note: Accept alternative methods. (A1) (C2) [2 marks] d. The probability that a particular tree is less than metres high is .
How to find interquartile range - Algebra 1
Directions: Solve the following problems by finding the median, interquartile range (IQR), or range. You may use a calculator, but you must show your work! 1. {13, 15, 9, 35, 25}
[DOCX File]IB Questionbank Test - MS. HARALAMPOPOULOS
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Find the interquartile range. 3c. [2 marks] 350 of the group obtained the highest possible grade in the examination. Find the final examination result required to obtain the highest possible grade. 3d. ... Use your graphic display calculator to find the coordinates of the local minimum point. 4d.
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