Thinking [email protected] #7

[email protected] is a series of questions that we, as tutors feel that are useful in helping students think and improve their understanding. Thinking [email protected] is curated by KS. More of [...]

2015 A-level H2 Mathematics (9740) Paper 2 Question 8 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. Let X denote the mass of pineapple tarts and denote the population mean [...]

2011 A-level H2 Mathematics (9740) Paper 2 Question 10 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) Let be the population mean time taken to install an electronic [...]

Student’s Question #4

This is a very theoretical question with regards to hypothesis testing. My student asked what is meant by 1% level of significance. So I know that many would have memorised the standard format of [...]

2012 A-level H2 Mathematics (9740) Paper 2 Question 6 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) Let be the population mean tail length of the squirrels, in cm (ii) [...]

2013 A-level H1 Mathematics (8864) Question 10 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) Under For to be not rejected at 5% level of significance, then (ii) [...]

2013 A-level H1 Mathematics (8864) Question 7 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. Unbiased estimate of mean Unbiased estimate of variance Under , . From [...]

2014 A-level H1 Mathematics (8864) Question 10 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) Let X denotes the length of a leaf in cm. Under approximately by [...]

2013 A-level H2 Mathematics (9740) Paper 2 Question 9 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. 9 (i) From the graphing calculator, unbiased estimate of population mean [...]

2014 A-level H2 Mathematics (9740) Paper 2 Question 9 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) Let be the population mean number of minutes that the bus is late. [...]

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