Statistics - Ultra SAT Prep

Math Quiz -Statistics and Probability

Covering: mean, median, mode, range, standard deviation, data interpretation through graphs and charts, and basic probability, including compound events and independent events.

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1. A pair of unbiased dice are thrown. What is the probability of getting a total of 8 from the two dice?

a) 1-Sep

b) 2-Sep

c) May-36

d) 1-Jun

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2. A spinner is divided into eight equal parts, with each part representing a number from 1 to 8. What is the probability of spinning an even number?

a) 1-Feb

b) 1-Mar

c) 1-Apr

d) 1-Aug

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3. In a group of 12 people, 5 prefer pizza with pineapple, and 7 prefer pizza without pineapple. If one person is chosen at random, what is the probability they prefer pizza with pineapple?

a) 5-Dec

b) 7-Dec

c) 5-Jul

d) 7-May

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4. The annual incomes of five people are $45,000, $60,000, $65,000, $50,000, and $70,000. What is the range of their incomes?

a) $25,000

b) $20,000

c) $15,000

d) $10,000

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5. The test scores of a group of students are given as follows: 95, 90, 92, 89, 96, 85, 91, 98, 90, and 93. What is the mode of the data?

a) 85

b) 89

c) 90

d) 95

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