Write a simple ratio word problem and a complex ratio word problem. Describe how they differ
What will be an ideal response?
Single-event probability:
There 4 blue marbles, 5 red marbles, 1 green marble, and 2 black marbles. You select one marble without looking. What is the probability of selecting a blue marble? Red? Green? Black?
Compound probability:
You have two standard decks of cards (with 52 cards). You randomly draw one card from each deck. What is the probability of getting the queen of hearts from each deck?
The first problem asks for the chances of selecting a certain color of marble in one trial. The second problem asks for the chances of selecting two specific cards – one from each deck.
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The primary colors are:
a. red, blue, and green. b. red, green, and yellow. c. red, yellow, and orange. d. red, blue, and yellow.
DIBELS is a measurement system in reading designed for
a. primary age children. b. people with dyslexia. c. middle school children. d. adolescents. e. adults with reading problems.
A set of individuals is measured on a nominal scale. To determine the central tendency for the resulting measurements, a researcher should use the:
a. mean b. median c. mode d. It is impossible to determine central tendency for nominal measurements.
Jewish American immigrantsDO NOT include
A. Sephardic Jews from Spain and Portugal who helped finance early explorations. B. German Jews who became small tradesmen and professionals and spread out across the nation. C. Jews from Russia and Eastern Europe who fled peasant massacres, or pogroms. D. Thousands of children escaping the Holocaust in Nazi Germany without their families.