Skip to content

Course home

Sign up

2 Unit 2: Applied Mathematics A

EasyMediumHard
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104
Question 17

Eight values have mean 46.5. Seven of the values are

42, 44, 45, 47, 48, 50, 5142,\ 44,\ 45,\ 47,\ 48,\ 50,\ 5142, 44, 45, 47, 48, 50, 51

a.

Find the eighth value.

[2]
b.

Find the standard deviation of the eight values.

[3]
Markscheme

2 Unit 2: Applied Mathematics A Questions

  1. A Level
  2. /Maths
  3. /2 Unit 2: Applied Mathematics A

Question bank