Adifferent whole number from 1 - 26 is assigned to each letter of the alphabet and written on the kindergarten 26 alphabet blocks. what is the sum of the numbers assigned to the consonant plus the sum of the numbers assigned to the vowels.

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

Someone which statements are true? check all that apply.

How do i simply this radical expression?