Question 10
The mean of the numbers 3, 6, 4, x and 7 is 5. Find the standard deviation.
Objective
Question details
- Exam body
- OAU
- Subject
- Mathematics
- Year
- 2021/2022
- Question no.
- #10
- Type
- Objective
More from this paper
- Q3The graph of f(x) = x 2 - 5x + 6 crosses the x-axis at the points.
- Q4Three balls are drawn one after the other, without replacement from a bag…
- Q5The numbers 3, 2, 8, 5, 7, 12, 9 and 14 are the marks scored by a group of…
- Q6Find the slope of the curve y=2x 2 + 5x - 3 at (1, 4)
- Q7The turning point on the curve y =3x 2 - 9x + 12 is
- Q8Integrate.${1-x}/{x^3}$ with respect to x