Daily Practice · Foundation
October 1995 5-a-day
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The batch download puts all 2 tiers' October 1995 sheets in a single PDF, each tier behind its own divider page - 62 sheets in one file.
Every sheet in October 1995
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st October 1995A class of 15 students has a mean score of 30. When combined with another class of 25 students, the combined mean of all 40 students is 40. Find the mean score of the second class.
- 2nd October 1995A survey of favourite colours gives: Red 6, Blue 9, Green 4, Yellow 5. How many people were surveyed in total?
- 3rd October 1995A bar chart shows the bar for 'Bus' with height 40 and the bar for 'Walk' with height 25. How many more pupils travel by bus than walk?
- 4th October 1995A stem-and-leaf diagram has rows: 0|5 8, 1|2 2 6, 2|1. How many data values are there in total?
- 5th October 1995For 80 data values, at what cumulative frequency do you read across to find the lower quartile?
- 6th October 1995Two neighbouring regions on a choropleth map are shaded the same colour. What can you conclude about their values?
- 7th October 1995Which percentile is the same as the median?
- 8th October 1995A spreadsheet shows the formula =SUM(F1:F5)/COUNT(F1:F5) in cell F6. What statistical measure does this formula calculate?
- 9th October 1995State two things that should be decided during the planning stage of the enquiry cycle.
- 10th October 1995State whether interviewing shoppers face-to-face about their favourite supermarket is primary or secondary data collection.
- 11th October 1995For the ordered data 6, 9, 11, 14, 16, 18, 20, 23, 25, 28, find the interquartile range.
- 12th October 1995A pictogram key shows 1 symbol = 6 cakes. A row has 1 symbol and a third of a symbol. How many cakes does the row represent?
- 13th October 1995A spinner with sections A, B and C is spun alongside a fair coin. How many outcomes are in the sample space, and what is P(getting C and Heads)?
- 14th October 1995A class interval is 20-30 with frequency 8. Give the coordinates of the point plotted for this class.
- 15th October 1995A time series shows sales peaking every December for five years in a row. What is this repeating pattern called?
- 16th October 1995Express a risk of 1/20 as a percentage.
- 17th October 1995A box has 4 chocolate and 6 plain biscuits. One biscuit is eaten (it was chocolate), then a second is taken at random. Find P(second is chocolate given first was chocolate).
- 18th October 1995A pictogram uses one whole apple symbol to represent 10 apples sold, but one row shows a half apple symbol with no key given for partial symbols. Why could this be misleading?
- 19th October 1995Find the midpoint of the class interval 10-20.
- 20th October 1995A survey question offers the response options 'Never, Sometimes, Always'. State one improvement that could be made.
- 21st October 1995Find the 3-point moving average of 10, 14, 18.
- 22nd October 1995A bag has only red, blue and green counters. P(red) = 0.5 and P(blue) = 0.2. Find P(green).
- 23rd October 1995A histogram has bars of equal width. True or false: the height of each bar represents the frequency for that class.
- 24th October 1995A box plot shows minimum 4 and maximum 36, with median 20. State the range of the data.
- 25th October 1995A data set of ages is: 12, 13, 12, 14, 13, 99. Which value is most likely an outlier?
- 26th October 1995A city's population grows from 50,000 to 52,000 in one year. Find the percentage rate of change.
- 27th October 1995A company has 60 male and 90 female employees (150 total). A stratified sample of 30 employees is taken. How many males should be sampled?
- 28th October 1995Using the same table (0:4, 1:10, 2:4, 3:2), find the total number of students.
- 29th October 1995Two classes sit the same test. Class P: mean 70, range 10. Class Q: mean 55, range 30. Write a full comparison.
- 30th October 1995An item has an index number of 88 compared to its base year. State whether the value has increased or decreased, and by what percentage.
- 31st October 1995An event has a probability of 0.2 of happening. What is the probability that it does not happen?