In a batch of 1160 calculators, 5 were found to be defective. What is the probability that a calculator chosen at random will be defective? Write the probability as a percent. Round to the nearest tenth of a percent if necessary.

Question

hartnn · Answer

@Francisca_x3 Hi,

$\huge \color{red}{\text{Welcome to Open Study}}\ddot\smile$

Probability is the ratio of favourable events to toal number of events.
so here, P(defective calculator) = number of defective calculators / total number of calculators =..../... ??