In a survey, a group of students were asked their favorite sport. eighteen students chose “other” sports. then how many students participated?

Why is it so easy to buy on impulse and overspend with a credit card? what could you do to counteract this tendency?

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?

Proving the congruent supplements theorem