7.7k views
3 votes
The lifespan of a certain electronic toy is normally distributed, with a mean of 3000

hours and a standard deviation of 35 hours. Use the empirical rule to estimate the
probability that a randomly chosen toy has a lifespan between 2930 and 3070.
A) 68%
B) 95%
C) 97.5%
D) 99.7%

User Jon Iles
by
8.1k points

1 Answer

3 votes

Answer:

95%

Explanation:

it's within 2 empirical jumps

User Khn Rzk
by
8.3k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories