The selling prices on distributed with a mean of $221,000 and a standard deviation of $30,000. What is the probability that one randomly selected home would sell for more than 250,000? Enter your answer as a decimal rounded to 4decimal places.

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label?