The amount of time a certain brand of light bulb lasts is normally distributed
with a mean of 1400 hours and a standard deviation of 50 hours. Using the
empirical rule, determine what interval of hours represents the lifespan of the
middle 68% of light bulbs.
Step-by-step answers: 0
Other questions on the subject: Mathematics
Mathematics, 15.12.2020 16:21
Recognition Optics pays Kim Gonzales a $1420 monthly salary plus a 6% commission on merchandise she sells each month. Assume Kim s sales were $83,200 for last month. Calculate the following amounts: 1. Amount of Commission: 2. Gross Pay: