Tommy tosses a penny 100 times. He finds that when he tossed the penny it landed heads 38 times. Tommy thinks he tossed the penny the wrong way.

is this theoretical or experimental

any why?

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.2. (round your answers to four decimal places.

Six more than a number equals two times the sum of one-half the number plus three. Is this statement true for only one number, all numbers, or for no numbers

The class with eggs to find the area of a circle with the diameter of 2 centimeter Brandy solve the problem showing all her work explain and find the error brandy made A=§r2 (the usual sigh didnt have it) A=3.14*12square2 A=452.2cm2

It takes Kayla 12 minutes to walk from her house to her grandparents' house. She walks to and from their house twice a week. About how many minutes each week does Kayla spend walking between the two houses?

What in the circumference of circle p if p is in the middle of A& B and AB=14 its a circle

Which ordered pairs are a solution to the equation y=x-3? (choose all that apply.) bracket (9, - 18) bracket (2, - 1) bracket (9, 6) bracket (1, 18) bracket (1, - 7) bracket (5, - 14) ?

What is the equation to mc2 aka mc square

True or false? 12-x=x-12 (for all values of x)

Olivia has $220 to buy presents for her 3 sisters and 2 nephews. She wants to spend $10 more on each sister than she spends on each nephew.

How do you factor - 28