TEST 2: Frequency table (grouped data)
Quiz by benol consult
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- Q 1/15Score 0She recorded the number of parcels posted on each of 16 days. Here are her results. 2 2 5 3 2 4 2 2 3 6 4 6 2 2 3 3 .Work out the range.29Users enter free text
15 questions
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- Q1She recorded the number of parcels posted on each of 16 days. Here are her results. 2 2 5 3 2 4 2 2 3 6 4 6 2 2 3 3 .Work out the range.Users enter free textType an Answer60s
- Q2Copy and complete the grouped frequency table and determine the row (A,B,C,D or E) with the modal class.Users enter free textType an Answer120s
- Q3Darren did 27 star jumps. Which class contains his result?Users enter free textType an Answer60s
- Q4Determine the row (A,B,C,D or E) with the median class.Users enter free textType an Answer120s
- Q5Calculate the mean. Correct answer to one decimal placeUsers enter free textType an Answer120s
- Q6What is the median class?Users enter free textType an Answer120s
- Q7The data shows the ages of 20 workers in an office. 23, 35, 21, 20, 28, 32, 19, 39, 20, 18, 37, 29, 19, 25, 34, 26, 24, 31, 22, 30. Make a tally chart with classes for 16-20, 21-25, 26-30, 31-35 and 36-40. Write down the mean. Correct answer to 1 d.p.Users enter free textType an Answer300s
- Q8The data shows the ages of 20 workers in an office. 23, 35, 21, 20, 28, 32, 19, 39, 20, 18, 37, 29, 19, 25, 34, 26, 24, 31, 22, 30. Make a tally chart with classes for 16-20, 21-25, 26-30, 31-35 and 36-40. Write the data in order and find the median class.Users enter free textType an Answer300s
- Q9The data shows the marks given to a class of mathematics students in a test. 34, 12, 45, 23, 12, 18, 26, 41, 48, 23, 47, 11, 7, 15, 31, 28, 6, 21-3043, 27, 38, 32, 21, 29, 45, 15, 9, 20, 37, 43, 27, 30, 17, 14, 26, 34, 24, 18, 16, 35, 32, 27, 14, 30, 22, 31, 40, 17, 24, 37, 13 Write down the modal class.Users enter free textType an Answer300s
- Q10A physics test is marked out of 60. Here are the marks for the 25 students: 26,11,21,35,44,23,37,16,42,11,47,59,45,16,13,18,19,25,15,32,54,8,38,42,53. What percentage of the class scored above 40 marks?Users enter free textType an Answer300s
- Q11Mr Smith asks his form group who they would like to select as their form captain. Every member of the form group votes and the results are as follows: Gemma Abigail Gemma Gemma Abigail Gemma Dawn Abigail Sophie Gemma Dawn Sophie Gemma Elizabeth Sophie Abigail Leanne Tanya Dawn Gemma Sophie Dawn Leanne Dawn Elizabeth Sophie Dawn Leanne Tanya Gemma Elizabeth Elizabeth. What fraction of the class did not vote for Gemma?Users enter free textType an Answer300s
- Q12A volunteer lost part of the results of a survey that showed the time, t, people planned to spend at the gym, one day. The volunteer knows that the number of people who spent more than 30 minutes was 84. Complete the table, with this information.Users enter free textType an Answer120s
- Q13In a biology class, students recorded heights of plants, after caring for them over a 2 month period. Two plant heights were not recorded; both were the same height. If they had been added, their category would become the second most common. Which category ( A,B,C,D or E) did the two plants belong to?Users enter free textType an Answer300s
- Q14This table shows the masses of children in a year 9 class at school.Find the mean.Users enter free textType an Answer300s
- Q15The following table represents the distribution of the annual number of days over 100 degrees Fahrenheit for Dallas-Fort Worth for a sample of 80 years from 1905 to 2004. Calculate the median.Users enter free textType an Answer300s
