Free GED middle school mathematics practice problems.

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Unit 47 Statistics and Probability

1) Calculate the mean, median, mode, and range for these numbers. 1, 3, 4, 4, 5, 7 A) mean _____ B) median _____ C) mode _____ D) range _____
2) Because the numbers in question 1 are balanced around the mean, the data may be referred to as __________________ .
3) Calculate the mean, median, mode, and range for these numbers. 2, 3, 4, 4, 4, 9,11
A) mean _____ B) median _____ C) mode _____ D) range _____
4) If the probability of something happening is , the event is likely to happen: A) less than the time B) always C) more than D) never Answer ____
5) A hat contains 5 red cards, 4 blue cards, and 1 green card. What is the probability of drawing a blue card? ____________ What is the probability of drawing two red cards in a row if the first red card drawn is put back in the hat? ____________
6) If you hit this dart board with one toss, what is the probability of hitting a 1?

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