germany-abitur 2020 QB 2c

germany-abitur · Other · abitur__bayern_stochastik 5 marks Binomial Distribution Find Minimum n for a Probability Threshold
Determine how many households the company would need to contact at minimum so that with a probability of more than $99 \%$ at least one contacted household that does not yet have a fast internet connection would decide to set one up. Assume that every hundredth contacted household that does not yet have a fast internet connection decides to set one up.
Determine how many households the company would need to contact at minimum so that with a probability of more than $99 \%$ at least one contacted household that does not yet have a fast internet connection would decide to set one up. Assume that every hundredth contacted household that does not yet have a fast internet connection decides to set one up.