SNAP Functions, Graphs And Statistics Questions With Solution

Which of the following functions is an odd function?

The mean of the numbers a, b, 8, 5, 10 is 6 and the variance is 6.80. Then which one of the following gives possible values of a and b?

If the algebraic sum of deviations of 20 observations measured from 23 is 70, mean of these observations would be

From the failure data of electronics components presented here, which statement is true?

Which of the following components has a failure rate 25% more than that of signal devices?

Lowest priority for investing in any changes or additions to the component manufacturing units, in the company's investment plans, may be given to the following:

For the equipments using Integrated Circuit Board: 400, Capacitors: 240 and Printed Circuits boards: 120 to run with minimum downtime, how many spares should be kept in the store respectively?

Consider the following piecewise definition of the function f.

$$f(x) = \begin{cases}3 - x, if & x \leq 0\\x^2 + 2, if & x \geq 0\end{cases}$$

Evaluate f(-3).