frequency distribution

The mean of the following frequency distribution is 18.5. Find the value of t . x 18 23 t 15 16 f 2 9 4 8 7 => 30 or 20 or 30.6 or 20.6..

The daily sales of books in a book stall for 20 consecutive days are: 20 15 32 18 40 9 12 19 22 28 31 54 42 39 45 16 60 38 44 25 Find the class limit in which the sales are maximum by constructing a frequency distribution table with 5 classes. => 32 - 42 or 20 - 30 or 9 - 19 or ..

The HR manager for a company asked its employees to give the details about their residing places. The details obtained by him are categorized into places as recorded: A = Atkinson Square, C = Caribbean Point, D = Dream Valley, E = Environ Enclave, T = Township, M = Montessori Enclave. A T E C A M D..

Harrison goes for daily morning walk. The number of rounds walked by him around a park per day for a period of one month is recorded. Construct a frequency distribution table for this data. 2 4 3 5 2 1 3 2 3 4 6 2 1 3 4 3 3 2 2 4 5 6 3 4 3 2 5 4 3 3 => both Table 1 and Table 2 o..

The rate of fuel consumption (in miles per gallon) of 30 selected sports utility vehicles are shown in the frequency distribution table. Fuel consumption Frequency 11.5 - 12.5 6 12.5 - 13.5 1 13.5 - 14.5 3 14.5 - 15.5 6 15.5 - 16.5 8 16.5 - 17.5 2 17.5 - 18.5 3 18.5 - ..

The frequency distribution for the time (in minutes) spent per day on the computer by 400 employees in a company is shown. I. Find the percentage of employees who spend atmost 600 minutes per day on computer. II. Find the percentage of employees who spend atleast 500 minutes but..

On the annual day function of a school, 200 chocolates were brought to be distributed among the students of 6 th , 7 th , 8 th and 9 th grades. The frequency table shows the number of chocolates that were distributed among the students of different grades. How many cho..

Frequency Polygon - In a frequency distribution, the mid-value of each class is obtained. Then on the graph paper, the frequency is plotted against the corresponding mid-value. These points are joined by straight lines. These straight lines may be extended in..

Recognize the incorrect statement(s). I. A distribution having only one mode is called unimodal. II. The class with largest frequency is called model class. III. The price of bread packet for 7 consecutive years is $2.00, $2.20, $2.70, $3.00, $3.10, $3.60, $3.90. The mode of the..

The distribution of the ages of the members of a colony is as follows : Age Frequency 0 - 20 35 21 - 30 15 31 - 40 20 41 - 50 25 51 - 60 15 61 - up 10 If a person is selected at random, then find the probability that his/her age is over 41 years and under 60. => 1 8 or 1 3 or 5 ..