TAKS Objective 5 8th Grade Math
 1)  A spinner and a fair number cube are used in a    game.  The spinner has an equal chance of     landing on 1 of 4 colors: red, blue, yellow,     or green.  The faces of the cube are labeled     1 through 6.  What is the probability of a     player spinning the color red and then rolling     a 5 or 6? A.  3/10 B.   1/8 C.  1/12 D.   1/24 4)  A retail store had total sales of \$436, \$650,     \$530, \$500, \$650, \$489, and \$423 last week.      Which measure of data would make the     store’s sales last week appear the most     profitable?  A.  Mode  B.  Median  C.  Mean  D.  Range 2)  Sharon played an electronic game.  There      were 15 questions, of which she answered      3 incorrectly.  At this rate, how many      questions should Sharon expect to answer      incorrectly if she answers a total of 135      questions?  B.  27  A.  45  C.  9  D.  5 3)  Fiona has a bag containing 6 red, 8 blue,      5 green, 9 yellow, and 2 white marbles that      are all the same size and shape.  What is the      probability of randomly choosing a white      marble on the first pick, replacing it, and then      randomly choosing a green marble on the      second pick?  B.  1/15  A.  1/6  C.  1/87  D.  1/90 5)  A rancher sold 100 calves.  He recorded the     following data about these animals.  Which     measure of data could be used to calculate     the total weight of the calves sold?  A.   Mean  B.  Median  C.  Mode  D.  Range  B. As Betsy made fewer phone calls, the         cost of the phone calls decreased. A.  As Betsy made more phone calls, the          cost of the phone calls increased. C.  As Betsy decreased the number of minutes on          the phone, the number of phone calls decreased. 6)  The scatterplot below shows the cost of phone calls      Betsy made to her brother overseas in relation to the      number of minutes per phone call.  Based on the      information in the scatterplot, which      statement is a valid conclusion? D. As Betsy increased the number of minutes on the         phone, the cost of the phone calls increased. 7)  Miss Koziel eats a bowl of her favorite cereal every      morning.  The table below shows the nutritional      content of one serving of this cereal.  Which graph      best represents these data? A.  B.  C.  D.  8)  The table below shows the number of      students in each grade at Madison Junior      High who are enrolled in various musical      groups.  Which graph best represents the      data in the table? ABDC 9)  Julie is going to conduct a school survey for a research     paper.  Which sampling method is NOT a good     representation of her school’s student population? A.Survey every fifth student as all students exit           the main door at school. B.  Survey all students at a shopping mall. C.  Survey ¼ of all the students at school randomly. D.  Survey all the students whose names have been          randomly drawn by the school’s computer. B. The vertical bars         are too wide. C. The intervals are too small. D. The scale for the number of packages        goes higher than 90. A.  The scale for the number        of packages does not start     at zero. 10)  The graph below displays the weights of        packages shipped from a post office on        Tuesday.  According to the information in the        graph, no 10- to 12- pound packages were        shipped.  Which statement explains why this        representation may be inaccurate?
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