MATH 225N Week 2 Assignment: Frequency Tables (Q & A)
- Question: A data set is … in the frequency table below. Using the table, determine the number of values less than or equal to 5. Give your answer as a single number. For example if you found the number of values was 19, you would enter 19.
- Question: Given the frequency table, how many times does the data value 3show up in the data set?
- Question: A group of students were … about the number of siblings they have. The frequencies and relative frequencies of their responses are … in the below. Complete the cumulative relative frequency table.
- Question: Given the relative frequency table below, which of the following is the corresponding cumulative relative frequency table?
- Question: A group of students were … about the number of books they read last summer. Their responses are … in the frequency table below. How many students responded to the survey?
- Question: The ages of the students in an art class at the community center are … below. 9,11,14,14,16,21,24,26,32,33,37,38,38,52,53,55. Complete the frequency table.1,4,3,5,0,3
- Question: A data set is … in the frequency table below. Using the table, determine the number of values less than or equal to 7in the data set. Give your answer as a single number. For example if you found the number of values was 16, you would enter 16.
- Question: A data set is … in the frequency table below. Using the table, determine the number of values less than or equal to 6. Give your answer as a single number. For example if you found the number of values was 14, you would enter 14.
- Question: As the manager of a store, you wish to determine the amount of money that people who visit this store are willing to spend on impulse buys on products placed near the checkout register. You sample twenty individuals and records their responses. Construct a frequency table for grouped data using five classes. 8,18,15,10,29,4,15,2,4,9,16,14,13,8,25,25,27,1,15,24
- Question: As a member of a marketing team, you have been … with determining the number of DVDs that people have rented over the past six months. Their responses are … in the relative frequency table below. What is the cumulative relative frequency of customers who rent 27 or fewer DVDs?
- Question: Given the relative frequency table below, which of the following is the corresponding cumulative relative frequency table?
- Question: Several executives were … how many suits they own. The results are … in the … frequency table.
- Question: Describe the shape of the given histogram.
- Question: Several people were … to report the number of hours of sleep they average per night. The results are … in the histogram below. How many of those people average between 5and 6.5 hours of sleep per night?
- Question: Describe the shape of the given histogram…… Select the correct answer below:
- Question: The histogram below represents the prices of digital SLR camera models at a store. Describe the shape of the distribution.
- Question: Given the following histogram for a set of data, how many values in the data set are between 5 and 8.5?
- Question: Describe the shape of the given histogram.……. Select the correct answer below:
- Question: A professor gave students a test, and the distribution of the scores of the students is shown in the histogram below. What shape does the distribution have?
- Question: The author of a book wants to know what price his book is being sold for. He gets the price from all the bookstores in a city and creates a histogram of the results. What is the shape of the distribution?
- Question: Given the following histogram for a set of data, how many values in the data set are between 5and 9.5?…. Provide your answer below:
- Question: Gail is a car salesperson, who keeps track of her sales over time. The line graph below shows the data for the number of cars she sells per week.…….. At what week were her sales 8? Do not include the unit in your answer. Provide your answer below:
- Question: Porter is keeping track of the total number of books he has read over time. The line graph below shows the data….. How many books did Porter read from month 2 to 5? Do not include the unit in your answer. Provide your answer below:
- Question: The bar graph below shows the number of men and women in different classes. How many total students are in the computer science class? Do not include the units in your answer.
- Question: The bar graph below shows the number of men and women in different classes. A side-by-side bar graph has a horizontal axis labeled Classes with groups Chemistry and Law and a vertical axis labeled Students from 0 to 14 in increments of 2. There are two vertical bars over each horizontal axis label, with the bar on the left representing men and the bar on the right representing women. The heights of the bars are as follows, with the horizontal axis label listed first and the bar heights listed second from left to right: Chemistry, 14 and 11; and Law, 12 and 13….. How many total students are in the Chemistry class? Do not include the units in your answer. Provide your answer below
- Question: An accounting manager is conducting research on how many times each accountant in the office checks their work. The following table shows the number of times each accountant checks their work.
- Question: The accounting manager encourages accountants to check their work at least two times to ensure there are no calculation errors. According to the data above, should the accounting manager … concerned about errors made in the work conducted at the office? Select the correct answer below:
- Question: Jackie invited her friends over for a movie night. She asked each of her friends coming over about their favorite movie snack. The following table shows the favorite movie snacks of her friends.
- Question: If Jackie can only get two movie snacks for a movie night with her friends, which two movie snacks should she purchase? Select the correct answer below:
- Question: Marc is keeping track of the total number of movies he has watched over time. The line graph below shows the data where the number of movies corresponds to the number of movies that had been watched at the beginning of the week shown on the horizontal axis. How many movies did Marc watch between the beginning of week 1 and the beginning of week 5? Do not include the unit in your answer.
- Question: Josslyn is a car salesperson who keeps track of her sales over time. The line graph below shows how many cars she sells per week. What was the change in cars sold from week 2 to 6? Do not include the unit in your answer. Provide your answer below
- Question: A set of data is … by the stem and leaf plot below. Stem1234Leaf1356671123348900002367788811122334567777 Provide your answer below:
- Question: A set of data is summarized by the stem and leaf plot below. Stem1234Leaf000011223445899990123667788890000001345567999923335567777889
Which of the following statements are true? Select all correct answers. - Question: A set of data is … by the stem and leaf plot below: Stem12Leaf11223344667789126899 Provide your answer below:
- Question: A small startup company wishes to know how many hours, per week, that its employees spend commuting to and from work. The number of hours for each employee are … below. Construct a frequency table for grouped data using four classes. 9, 18, 18, 14, 13, 4, 12, 9, 13, 10, 20, 12, 19, 20, 13, 3, 5, 20, 17
- Question: An instructor asks students to rate their anxiety level on a scale of 1 to 100 (1 being low anxiety and 100 being high anxiety) just before the students take their final exam. The responses are … below. Construct the table for the instructor using six classes. 48,50,71,58,56,55,53,70,63,74,64,33,34,39,49,60,65,84,54,58
- Question: Sixteen people were asked how many miles (to the nearestmile) theycommute to work each day. The data are as follows: 2,5,7,3,2,10,18,5,10,10,5,7,13,12,2,5 Construct a frequency table for this data…..Hint: For each row in the table, count how many times the data value appears in the data set. This count will be the corresponding frequency for that row. As a doublecheck for the Frequency column, make sure that the sum of the frequency column is the same as the number of data values in the data set.
- Question: The following data represents the average number of emergency doctor visits per day in a small city: 3,4,4,8,7,2,3,8,3,9,9. Complete the frequency table.
- Question: The frequency table below shows the number of goals Real Madrid scored in each of their soccer games in April and May of 2015. Determine the total number of data values represented in the table.
- Question: The ages of 30 students in a class are … Construct a frequency table for grouped data using 6 classes. For convenience, the data has been … from smallest to largest. 15,17,18,19,25,25,27,28,29,30,30,32,33,36,38,45,45,48,49,50,52,53,55,56,57,58,59,59,63,68 All responses should be whole numbers.
- Question: The ages of the students in an art class at the community center are … below: 8,10,15,15,18,19,20,22,22,25,42,42,49,50,56 Complete the frequency table.
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