HIGHLINE SCHOOL DISTRICT
MATH OLYMPIAD
FIRST YEAR COMPETITION
March 13,1999






Probability and Statistics

School: _________________

Grade: __________________

Team Number: ____________

1). What is the probability of drawing, at random, a spade or a red card from a standard deck of 52 cards?

 

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2). Josh pulls 2 cards from a standard deck of 52 cards. What is the probability that both cards are queens?

 

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3). What is the probability of throwing a sum of less than 5 with 2 standard dice?

 

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4). Darlene's 3 Social Studies test scores are 85, 88, and 90. If she needs an average of 90 or better to get an "A", what minimum score does Darlene need on a 4th test to get her A?

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5). Find the Mean, mode, median, and range of this set of student's heights (in centimeters):
148   152   153   148   154   152   147   153   152

 

 

Mean:_______Mode:______Median:______Range:______