1) The dot plot shown below represents the number of pets owned by students in a class. Which statement about the data is not true? a) The median is 3. b) The interquartile range is 2. c) The mean is 3. d) The data contain no outliers. 2) The heights, in inches, of 12 students are listed: 61,67,72,62,65,59,60,79,60,61,64,63. Which statement best describes the spread of these data? a) The set of data is evenly spread. b) The median of the data is 59.5. c) The set of data is skewed because 59 is the only value below 60. d) 79 is an outlier, which would affect the standard deviation of these data. 3) The 15 members of the French Club sold candy bars to help fund their trip to Quebec. The table below shows the number of candy bars each member sold. When referring to the data, which statement is false? a) The mode is the best measure of central tendency for the data. b) The data have two outliers. c) The median is 53. d) The range is 120. 4) The following table shows the heights, in inches, of the players on the opening-night roster of the 2015-2016 New York Knicks. The standard deviation of these data is approximately... a) 3.6 b) 13 c) 79.7 d) 80 5) The two sets of data below represent the number of runs scored by two different youth baseball teams over the course of a season. Which set of statements about the mean and standard deviation is true? a) mean A < mean B, standard deviation A > standard deviation B b) mean A > mean B, standard deviation A < standard deviation B c) mean A < mean B, standard deviation A < standard deviation B d) mean A > mean B, standard deviation A > standard deviation B 6) The students in Mrs. Lankford's 4th and 6th period Algebra classes took the same test. The results of the scores are shown in the table below. Based on these data, which class has the larger spread of test scores? Explain how you arrived at your answer. a) Write your answers on your white boards! b) Write your answers on your white boards 7) Santina is considering a vacation and has obtained high-temperature data from the last two weeks for Miami and Los Angeles. Which location has less variability in temperatures? Explain how you arrived at your answer a) Write your answers on your white boards! b) Write your answers on your white boards

Unit 1 Lesson 10

by
Print
Embed

Leaderboard

Visual style

Options

Switch template

Continue editing: ?