Random groups of 30 teachers were asked the starting annual salary for their first teaching job. The sampling variability was low. If the average salary of several of the groups was close to $56,000, which of these is least likely to be the average salary of another one of the groups?

A. $56,000
B. $58,000
C. $66,000
D. $57,000

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms

Ammonia molecules have three hydrogen atoms and one nitrogen atom.how many of each atom arein five molecules of ammonia

At $1.32 million, they closed last month percent above what they paid in 2007." how much did they pay in 2007?