Information about a sample is given. Assume that the sampling distribution is symmetric and bell-shaped.

XBAR=54 and the standard error is 2

B) Use the confidence interval to give a 95% confidence level

Raj encoded a secret phrase using matrix multiplication. using a = 1, b = 2, c = 3, and so on, he multiplied the clear text code for each letter by the matrix to get a matrix that represents the encoded text. the matrix representing the encoded text is . what is the secret phrase? determine the location of spaces after you decode the text. yummy is the corn the tomato is red the corn is yummy red is the tomato