The mean of a normal probability distribution is 500; the standard deviation is 10.
(a) About 68% of the observations lie between what two values?

(b) About 95% of the observations lie between what two values?

(c) Practically all of the observations lie between what two values?

a) (490,510)

b) (480,520)

c) (470,530)                                                  

Step-by-step explanation:

Mean, μ = 500

Standard Deviation, σ = 10

Empirical Rule:

a) 68% of the observations

About 68% of data lies within 490 and 510.

b) 95% of the observations

About 95% of data lies within 480 and 520.

c) All the observations

All of the observations lie between 470 and 530.

is it 35

step-by-step explanation:

part d

step-by-step explanation:

theresa talked her parents into getting sd cards for her phone and her brother’s phone. inserting an sd card into a phone gives it more storage. they both get 8-gigabyte sd cards. how many bits of storage come with each sd card? type your answer in both scientific and standard notation.