Here is a frequency table of weekly rent ($) paid by international university students: Weekly rent ($)   Frequency (0, 120] 18 (120, 240] 8 (240, 360] 19 (360, 480] 16 (480, 600] 15                   How many students in this sample paid more than $120 per week in rent but less than or equal to $240 per week?  Please do NOT include units in your answer.

Consider the following 10 exam scores: 28, 57, 58, 64, 69, 74, 79, 80, 83, and 85   what is the mode?

Answer D for me

110 adults with gum disease were asked the number of times per week they used to floss before their diagnoses. The (incomplete) results are shown below: # of times floss per week 0 1 2 3 4 5 6 7 Frequency 7 16 12 13 Relative Frequency 0.0636 0.1455 0.1091 0.1182 14 22 16 a. Complete the table (Use 4 decimal places when applicable) b. What is the cumulative relative frequency for flossing 1 time per week? 0.1273 0.2 0.1455 Cumulative Frequency % 7 23 35 48 72 94 110

In a city with three high schools, all the ninth graders took a Standardized Test, with these results: Number of ninth graders (Frequency) Mean Test Score High School Glenwood 82 262 Central 92 311 Lincoln 67 168 The city's PR manager, who never took statistics, claimed the mean score of all ninth graders in the city was the average of 82, 92, and 67, whic incorrect. What is the mean score for all ninth graders in the city? Round to one decimal place 80.3. Of course, that is Mean of all ninth grader's scores *

The figure below presents a boxplot for athlete ages in two Olympic sports: Diving Men's Springboard and Diving Women's Platform. What is the interquartile range for athlete ages in Diving Women's Platform? Age 35- 34- 33- 32- 31- 30- 29 28- 27- 26- 25- 24- 23- 22- 21- 20- 19- 18- 17- 16- 15- 14- 13- 12- 25 021 07 O 18 Event Event Diving Men's Springboard Diving Women's Platform

4. Convert the frequency histogram below to a relative frequency histogram. 7764441 +|++++o 10 20 30 40 50 60 Age (years)