Consider the following frequency table representing the scores on a test. Scores on a Test Class Frequency 30–39 9 40–49 13 50–59 12 60–69 8 70–79 6 Step 3 of 5 :
Determine the class width of each class.
step 3 of 5:
since we know that class width of each class =difference between two consecutive upper or lower classes =40-30 =10
Consider the following frequency table representing the scores on a test. Scores on a Test Class...
Consider the following frequency table representing the scores on a test. Scores on a Test Class Frequency 15 20-39 40-59 10 60-79 80-99 100-119 Next Copy Data Prev Step 5 of s: Determine the number of scores between 19,5 and 99.5
Question 1 (30 marks) The scores of 60 students in a test are: 58 49 48 62 50 76 61 82 60 72 70 35 61 55 82 66 50 47 36 58 84 55 68 32 62 58 48 75 80 49 55 67 71 46 40 57 69 70 52 60 48 53 42 68 54 60 63 70 72 68 42 55 36 70 36 82 66 46 59 50 (i) Find the mean score of the...
Consider the following frequency table representing the distribution of hours students spend on homework in a week. Class Frequency 13-21 11 22-30 9 31-39 3 40-48 3 49-57 15 Step 1 of 2: Determine the relative frequency for the fifth class as a simplified fraction. Step 2 of 2: Determine the relative frequency for the third class as a simplified fraction.
The following data set outlines the scores students had on an Algebra test. 4241566768 6867656779 7175808189 8286849495 9492 i) Fill in the frequency table(below) Scores ScoreFrequency 40-49 50-59 60-69 70-79 80-89 90-99
I need answer on number 7 please 5. Students in a statistics class took their first test. The following table lists the scores they earned. 67 67 76 47 85 70 87 76 67 72 84 98 84 64 65 82 81 81 88 74 87 83 Complete the following frequency distribution table using 6 classes: 40-49, 50-59, 60-69, 70-79, 80-89, and 90-99. Scores Tally Frequency Relative Frequency Cumulative Relative Frequency 40 - 49 50 - 59 60 - 69...
The following frequency distribution represents the scores on a math test. Find the class midpoint of scores for the interval 40-59. Number of Scores Students 0-19 20-39 40-59 60-79 80-99 O A. 50.5 O B. 49,0 OC. 48.5 O D. 49.5
Use the data in Table 1 to perform the following tasks: Construct a cumulative frequency distribution (Ogive) using the speed class width (interval) of 5 mph Determine the pace, and Determine whether or not the mean speed exceeds the posted speed limit of 55 mph at 5% level of significance. TABLE 1 Speed Data Observed vehicular speed class (mph) Observed frequency 35-39 1 40-44 2 45-49 2 50-54 10 55-59 5 60-64 5 65-69 3 70-74 3 75-79 2 80-84...
Need assistance finding answer. Question 8 Table 1 For the following question(s), refer to the table below. class interval relative % cum f 139 137 130 115 94 cum % 90-99 80-89 70-79 60-69 50-59 40-49 30-39 20-29 10-19 0-9 100.00 98.56 93.53 82.73 67.63 41.01 22.30 8.63 4.32 1.44 1.44 5.04 10.79 15.11 26.62 18.71 13.67 4.32 2.88 1.44 15 21 37 26 19 31 12 Refer to Table 1. The cumulative frequency of 115 indicates that 115 scores...
(CO 3) Consider the table below Age Group Frequency 18-29 9831 30-39 7845 40-49 6869 50-59 6323 60-69 5410 70 and over 5279 What is the probability that the next person chosen will be in the 40-49 or 50-59 age groups? 42.5% 23.7% 35.4% 31.7% Question 22 2 pts (CO 3) When children roll a die for a game, their probability of rolling a 5 is 17%. This is an example of which type of probability? Classical probability Public probability...
Consider the table below. Age Group Frequency 18-29 9831 30-39 7845 40-49 6869 50-59 6323 60-69 5410 70 and over 5279 What is P(30-49’)? 35.4% 18.9% 76.3% 64.6%