A physics test is normally distributed. The class average was 79.3, and the standard deviation was 7.5. What percent of students scored between a 68 and 86.8?

True or False. One (six-sided) fair die is rolled, and one (two-sided) fair coin is tossed. If the coin turns up heads, then the number of spots showing on the die is the value (score) for that trial.

Group of 75 fourth-graders 20% do not like hot chocolate how many students like hot chocolate

in august 2009 the classified ads for used cars listed a 3 year old cadillac for 24000 and an 11 year old cadillac for 8000. Assume that the depreciation is linear.

Write the explicit formula for the arithmetic sequence. 3, - 3, - 9, - 15, - 21, ...

Write in word form 337,173

What is the result of converting 6 inches into centimeters

Elizabeth is waiting for her flight at the airport. She decides to conduct an experiment. She wants to know how many people at the airport carry a laptop with them for their flight. She sees 50 people walk past her as she waits.

What is 6.3 : (6.03)

Need steps to solve this problem 5e+8f + (-2) e-12f

You drive 70 miles per hour but then slow your speed by 15 miles per hour. you then return to your speed of 70 miles per hour. which expression shows how your speed changed?