From a shipment of 400 light-bulbs, a sample of 80 was selected at random and tested. If 32 light-bulbs in the sample were found to be defective, how many defective light-bulbs would be expected in the entire shipment?

What is the inverse of the function: f (x) = 2/3x + 10

What is the probability of drawing a spade each time a card is drawn from a deck of 52 cards 3 times, if replacement occurs each time?

17.881 million in standard form

The sun of three numbers is 98. If the ratio of the first to second is 2:3 and that of the second to the third is 5:8; then the second number is

In the expression 7xy^2, the numeral 7 is called the?

The first person has $15 and saves $1.50 each day. The second person has $55 and spends $4.50 each day. In about how many days will they have the same amount of money? a 7 days b 15 days c 21 days d 12 days

Ten students participated in a raffle to win a computer. There are two new computers being given away and two students will be chosen at random one at a time without replacement. How many possible ways are there to choose the two students?

A random sample of 121 bottles of cologne showed an average content of 4 ounces. It is known that the standard deviation of the contents (i. e., of the population) is 0.22 ounces. In this problem the 0.22 is Select one: a. a parameter. b.

What is the responsibility if a scientist

What is 1/8 x 3/8 and how do you do the problem?