• ## The mean of a data set is equal to 10 and its standard deviation is equal to 1. If we add 5 to each data value, then the mean and standard deviation become A. mean = 15 , standard deviation = 6 B. mean = 10 , standard deviation = 6 C. mean = 15 , standard deviation = 1 D. mean = 10 , standard deviation = 1

Search Posted in Mathematics Please login to view the answer Login Join us Related Questions Posted in Mathematics The correlation coefficient r between a child’s age, x, and the number of minutes spent doing homework each day, y, is 0.694. What percent of the variation in the number of minutes doing homework cannot be...

• ## The sum of the measures of two complementary angles exceeds the difference of their measure by 86º. Find the measure of each angle. (For any of you who don’t know, complementary means 2 angles that sum together to equal 90º)

Related Questions Posted in Mathematics PLEASE HELP WITH MATH….. Three randomly selected households are surveyed. The numbers of people in the households are 1, 4 and 10. Assume that the samples of size n=2 are randomly selected with replacement from the population of 1, 4 and 10. Listed below are the nine different...