GCSE Statistics 2025/2026 Exam
Questions and Corresponding Answers
with Surety of 100% Pass Mark
Population - 🧠 ANSWER ✔✔A collection of all the items
Sample - 🧠 ANSWER ✔✔A selection of the population to use data from
Census - 🧠 ANSWER ✔✔When data is taken from every member in the
population
Advantages of a census over a sample - 🧠 ANSWER ✔✔More
representative, less biased, includes everyone's opinions
Advantages of a sample over a census - 🧠 ANSWER ✔✔Quicker, cheaper,
easier to analyse as less data
Disadvantages of a census over a sample - 🧠 ANSWER ✔✔Time
consuming, expensive, difficult to do
Disadvantages of a sample over a census - 🧠 ANSWER ✔✔Less
representative, possibly biased
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
1
STATEMENT. ALL RIGHTS RESERVED
, Pilot Study - 🧠 ANSWER ✔✔A small scale replica of the survey to be
carried out.
Advantages of a pilot study - 🧠 ANSWER ✔✔Ensures questions can be
understood, identify ambiguity, test response rate, identifies likely
responses, check methods
Sampling Frame - 🧠 ANSWER ✔✔A list containing data that a sample can
be taken from
Examples of a sampling frame - 🧠 ANSWER ✔✔Electoral role, SIMS
register, DVLA, telephone directory
Primary Data - 🧠 ANSWER ✔✔Data that has been collected by the person
doing the survey
Secondary data - 🧠 ANSWER ✔✔Data that hasn't been collected by the
person doing the survey
Advantages of primary data - 🧠 ANSWER ✔✔More reliable, up-to-date,
tailored for investigation
Advantages of secondary data - 🧠 ANSWER ✔✔Easier to obtain, cheaper,
less time-consuming
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
2
STATEMENT. ALL RIGHTS RESERVED
Questions and Corresponding Answers
with Surety of 100% Pass Mark
Population - 🧠 ANSWER ✔✔A collection of all the items
Sample - 🧠 ANSWER ✔✔A selection of the population to use data from
Census - 🧠 ANSWER ✔✔When data is taken from every member in the
population
Advantages of a census over a sample - 🧠 ANSWER ✔✔More
representative, less biased, includes everyone's opinions
Advantages of a sample over a census - 🧠 ANSWER ✔✔Quicker, cheaper,
easier to analyse as less data
Disadvantages of a census over a sample - 🧠 ANSWER ✔✔Time
consuming, expensive, difficult to do
Disadvantages of a sample over a census - 🧠 ANSWER ✔✔Less
representative, possibly biased
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
1
STATEMENT. ALL RIGHTS RESERVED
, Pilot Study - 🧠 ANSWER ✔✔A small scale replica of the survey to be
carried out.
Advantages of a pilot study - 🧠 ANSWER ✔✔Ensures questions can be
understood, identify ambiguity, test response rate, identifies likely
responses, check methods
Sampling Frame - 🧠 ANSWER ✔✔A list containing data that a sample can
be taken from
Examples of a sampling frame - 🧠 ANSWER ✔✔Electoral role, SIMS
register, DVLA, telephone directory
Primary Data - 🧠 ANSWER ✔✔Data that has been collected by the person
doing the survey
Secondary data - 🧠 ANSWER ✔✔Data that hasn't been collected by the
person doing the survey
Advantages of primary data - 🧠 ANSWER ✔✔More reliable, up-to-date,
tailored for investigation
Advantages of secondary data - 🧠 ANSWER ✔✔Easier to obtain, cheaper,
less time-consuming
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
2
STATEMENT. ALL RIGHTS RESERVED
