Guest Session: 1 Question Remaining. Create Account to save progress.
Login
Inferential Statisticsmedium
0:00.0

Consider a study investigating the impact of a software update on system crashes. The researchers calculate a 95% confidence interval for the mean reduction in daily crashes as (−0.5,4.2)(-0.5, 4.2)(−0.5,4.2). Based on this interval, what can be concluded about the effectiveness of the update?