12.) Consider the data in the table shown below, which represents the marital status of males and females 18 years or older in the United States in 2003. Determine the probability that a randomly selected U.S. resident 18 years or older is divorced OR a male. Round your answer to 2 decimal places. Males Females Total (in millions) (in millions) (in millions) Never married Married Widowed Divorced Total (in millions) 28.6 23.3 51.9 62.1 62.8 124.9 2.7 11.3 14.0 9.0 12.7 21.7 102.4 110.1 212.5 Answer: Probability (Divorced OR Male) = 13.) As part of a binomial experiment, a recent survey found that 70% of all adults over 50 wear sunglasses for driving. In a random sample of 10 adults over 50, what is the probability that at least six wear sunglasses? Round your answer to 4 decimal places. Answer: P(x 2 6) =.
Unitary Method
The word “unitary” comes from the word “unit”, which means a single and complete entity. In this method, we find the value of a unit product from the given number of products, and then we solve for the other number of products.
Speed, Time, and Distance
Imagine you and 3 of your friends are planning to go to the playground at 6 in the evening. Your house is one mile away from the playground and one of your friends named Jim must start at 5 pm to reach the playground by walk. The other two friends are 3 miles away.
Profit and Loss
The amount earned or lost on the sale of one or more items is referred to as the profit or loss on that item.
Units and Measurements
Measurements and comparisons are the foundation of science and engineering. We, therefore, need rules that tell us how things are measured and compared. For these measurements and comparisons, we perform certain experiments, and we will need the experiments to set up the devices.
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