Solve: = 2x
x = −5
x = −2
x = 2
x = 13

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?

Interest begins accruing the date of the transaction except for auto loans mortgages credit card cash advances credit card purchases

[tex]5 \times1 \frac{12}{13} [/tex] me