Which of the following is NOT related to a probability distribution presentation? histogram function table frequency polygon
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Q: Which one of these graphs does not represent a normal distribution?
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Q: Give at least one example (real life example) for each type of frequency distribution. Cumulative…
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- The table below shows the frequency distribution of the rainfall on 52 consecutive Fridays in a certain city. Use the frequency distribution to construct a histogram. Do the data appear to have a distribution that is approximately normal? Choose the correct histogram below. O A. 30- Class Frequency 20- 0-0.19 20 10- 0.20 - 0.39 13 0- 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 0.40 - 0.59 6 0.60 - 0.79 1 OB. 30- 0.80 – 0.99 1.00 – 1.19 5 20- 1.20 - 1.39 10- 0- 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 OC. 30- 20- 10- 0- 0.0 0'2 0.4 0.6 0.8 1.0 12 1.4Automobiles traveling on a road with a posted speed limit of 65 miles per hour are checked for speed by a state police radar system. The following is a frequency distribution of speeds. Speed (miles per hour) Frequency 45 up to 55 70 55 up to 65 360 65 up to 75 250 75 up to 85 110 (See the Excel Data File.) The mean speed of the automobiles traveling on this road is the closest to ________.Which of the following is not a measure of central tendency?A. the medianB. the modeC. the meanD. the rangeE. all of the above show measure of central tendency
- The table below shows the scores of a group of students on a 10-point quiz. Test Score Frequency 3 1 4 1 7 4 8 4 9. 10 2 The mean score on this test is: The median score on this test is: Check AnswerDirection: Analyze the relative frequency distribution table below. Then, answer the following questions: What percent of subscribers require less than 25 seconds to download a file? Explain your answer. b. What is the probability that a subscriber chosen at random will require at least 10 seconds but less than 30 seconds to download a file? Explain your answer. a. A Relative Frequency Distribution Percent of subscribers Download time (in seconds) 0-5 0.6 5-10 1.7 10-15 4.3 9.2 15-20 20-25 15.1 25-30 19.2 30-35 19.0 35-40 14.9 40-45 45-50 50-55 9.0 4.5 15 55-60 LO Answer: a. b. Activate Windows Go to PC settings to activate Windows.Data below plot the histogram, the frequency polygon, and the rising probability curve? class 86-90 91-95 96-100 101-105 fi 1 4. 4
- Find the mean, the median, and all modes for the data in the given frequency distribution. (Round your answers to one decimal place. If there is more than one mode, enter your answer as a comma-separated list. If an answer does not exist, enter DNE.) mean median mode(s) Points Scored by Lynn Points scored in abasketball game Frequency 2 9 6 8 7 9 10 7 11 2 13 4 14 2The table below shows the frequency distribution of the rainfall on 52 consecutive Tuesdays in a certain city. Use the frequency distribution to construct a histogram. Do the data appear to have a distribution that is approximately normal? Class 0-0.19 0.20 -0.39 0.40 -0.59 0.60-0.79 0.80 -0.99 1.00-1.19 1.20-1.39 Frequency 22 13 4 1 5 6 1 Choose the correct histogram below. OA. OB. O C. 30- 20- 10- 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 30- 20- 10- 0+ 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 30- 20- 10- 0+ 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 Q Q Q Do the data appear to have a distribution that is approximately normal? O A. No, it is approximately uniform. OB. No, it is not symmetric. OC. No, it has no obvious maximum. O D. Yes, it is approximately normal.Q6. The following relative frequency distribution describes the household incomes for families living in a suburban community: income Relative Frequency less than $20,000 0.10 $20,000-under$40,000 0.20 $40,000 -under$60,000 0.30 $60,000 - under$80,000 0.25 $80,000 or more 0.15 a) For a randomly selected household, what is the probability that its annual income is less than $80,000? b) If a household is known to have an income of at least $20,000, what is the probability that its annual income is in the $60,000- under $80,000 category? c) Two households are randomly selected from those whose income is at least $40,000 per year. d) Given that the two household have incomes…
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