Twenty students were asked how many hours they worked per day. Work Hours Frequency Relative Frequency...
Twenty people were asked were asked how many miles (to the nearest mile) they commute to work each day Miles Frequency Relative Frequency Cumulative Relative Frequency nd 10 12 13 15 a. (396) Complete tablq(fill in relative frequency and cumulative relative frequency columns) b. (3%) Construct histogram 000 0.00 0.000.00.000.00 10 Expand All 10 12 13 S C. (3%) Complete the box and whiskers plot d. (3%) Calculate the sample mean: e. (39) what percentage of people commute more than...
Solve for c, d , e Problem2 Twenty people were asked were asked how many miles (to the nearest mile) they commute to work each day. Cumulative Relative Frequency Frequency Relative Frequency Miles 0.1 0.1 0.4 0.3 0.75 0.35 10 0.05 0.8 12 0.15 0.95 13 15 0.05 a. (396) Complete table (nn in relative frequency and cumulative relative frequency columns) b. (3%) Construct histogram E(396) Complete the box and whiskers plot B C D A-5 В 7 C= 10...
Problem 1 Twenty-five randomly selected students were asked the number of movies they watched the previous week. The results are given in the table below. # of movies Frequency Relative Frequency Cumulative Relative Frequency Complete the following, entering fractions or decimal values with accuracy to nearest 0.01 a. (10%) Give the sample mean: I = b. (10%) Give the sample standard deviation: $ = c(10%) Construct histogram 0.00 0.00 0.00 0.00 0.00 c. (10%) Construct histogram d. (5%) Complete the...
A random sample of 15 college students were asked "How many hours per week typically do you work outside the home?" Their 13 responses are shown on the right 31 13 Determine the shape of the distribution of hours worked by drawing a frequency histogram and computing the mean and median 18 Which measure of central tendency better describes hours worked? 16 18 25 28 20 24 15 Choose the correct frequency histogram below Hours Worked per Week OA Hours...
12 pts o: sample of 15 college students were asked "How many hours per week typically do you work outside the home Their responses are shown on the right Determine the shape of the datribution of hours worked by drawing a frequency histogram and computing the mean and median. Which measure of central tendency bether za describes hours Oc. Harr Is the histogram for the deca set skrwed right, skewed left, or symmetric? O skewed left Tvoe an integer or...
Problem 2 Fifty part-time students were asked how many courses they were taking this term. The (incomplete) results are shown below. You are to fill in the missing information with rational numbers or decimal values accurate to the nearest 0.01 . (each box 20%) #0f courses Frequency Relative Frequency Cumulative Relative Frequency 26 0.52 0.52 0.74
Forty randomly selected students were asked the number of pairs of sneakers they owned. Let X = the number of pairs of sneakers owned. The results are as follows. X Frequency 1 2 2 5 3 6 4 13 5 13 6 1 A. Find the sample mean x. (Round your answer to two decimal places.) B. Find the sample standard deviation, s. (Round your answer to two decimal places.) C. Complete the columns of the chart. (Round your answers...
50 part-time students were asked how many courses they were taking this term. The incomplete) results are shown below: # of Courses Frequency Relative Frequency Cumulative Frequency 20 0.4 a. Complete the table. b. What percent of students take exactly one course?
Random sample of college students were asked how many hours they spent studying per day. The results summarized by sex are given in the following table. Do these data provide evidence at the 0.01 level of significance to conclude that sex and amount of time spent studying are dependent? Begin by filling in the following tables.
A sample of 200 high school students were asked how many hours per week they spend watching television. The following frequency distribution presents the results. Time Spent Watching Television Number of hours Frequency 0.0-3.9 38 4.0.7.9 38 8.0-11.9 34 12.0-15,9 23 16.0-19.9 24 20.0-23.9 23 24.0-27.9 20