Study Hours Frequency 10 5 9 30 8 20 7 20 6 15 5 10 Above is a frequency distribution of the number of hours students studied for a test. What is the percentage for students who studied for 7 hours? О а. 20 O b. 40 О с. 45 O d. 50

Q: The data show the population (in thousands) for a recent year of a sample of aities in South…

A: We know that, i=k(n+1)/100

Q: 12. The red blood cell count for a population of adult males can be approximated by a normal…

A: We have given that  X~N( μ , ?^2 )    μ = 5.4    , ? = 0.4   Z-score =( x - μ )/?  ,

Q: Minority Models - Negative stereotypical depiction of minorities or their exclusion from…

A: Given: N=1527

Q: Does the frequency distribution given appear to be normal? Years of Service Frequency 5 6-10 16-20…

A: Hint: A normal distribution has a bell-shaped curve.

Q: For the data set 13 4. 46 89 9. 12 12 13 15 15 16 16 16 17 18 19 20 24 24 24 24 25 25 26 27 27 28 31…

A: according to our guidelines we can answer only three subparts, or first question and rest can be…

Q: Section A: The nutritional status (actual weight expressed as a percentage of expected weight for…

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Q: 7. Construct one table that includes relative frequencies based on the frequency distributions shown…

A: Note: Hey there! Thank you for the question. In the frequency distribution given in question 2,…

Q: 10+ 8 4 1 4 7 7 10 13 16 19 data Based on the histogram above, what is the frequency of the class…

A: From the given histogram we can see that the value 8 belongs to class 7-10. And the frequency of…

Q: Study Hours Frequency 10 5 9 30 8 20 7 20 15 5 10 Above is a frequency distribution of the number of…

A:

Q: ures The reported high temperatures in degrees Fahrenheit) for selected world cities on an October…

A: Solution: The observation in increasing order is 38, 42, 42, 61, 62, 62, 63, 63, 64, 66, 66, 68, 71,…

Q: objectives choose from (A,B,C,D,E) Based on the following grouped frequency table of the income x…

A: Solution: The frequency distribution is  Income Frequency(f) Midpoint(x) fx Cumulative frequency…

Q: Pathologic Tumor Size (cm) Person's ID # AGE #1 3 29 #2 3 30 #3 4 33 #4 43 #5 47 #6 3 49 #7 54 #8 1…

A: We want to construct Frequency distribution, including relative Frequency and Cumulative Frequency

Q: Frequency 10+ 8 6 4 2 1 6 11 16 21 26 31 data Based on the histogram above, what is the frequency of…

A: We have given that following histogram

Q: ACTIVITY 4. The Frequency Distribution of Scores of 60 Grade 7 Students in the 50 items First…

A: The given data is written upside down , first we will rewrite the data  The Lower boundary is…

Q: Fifty-one (51) statistics students were asked how much sleep they get per school night (rounded to…

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Q: 1. Construct a frequency distribution on the information below. Indicate what level of measurement…

A: Levels of measurement: The level of measurement is describes the classification of the nature of…

Q: Protein Gräms in Fast Fööd The amount of protein (in grams) in a variety of fast-food sandw 24 31 26…

A: The maximum value of the data = 44 grams. The minimum value of the data = 21 grams.

Q: Construct a relative frequency distribution. Round your answers to three decimal places. Game…

A: The number of values corresponding to a class or observation is defined as the frequency of that…

Q: Ages Number of students 15-18 10 19-22 6 23-26 4 27-30 5 31-34 5 35-38 4 Based on the frequency…

A: Given that the frequency distribution table: Ages Number of students 15-18 10 19-22 6 23-26…

Q: The box plot shows ages of randomly sampled attendees at two different movies. Movie A Movie B 10 15…

A: From the given diagram:   a) Median (A)=22 Median (B)=25   Therefore, Median for Movie B is greater…

Q: The data show the population (in thousands) for a recent year of a sample of cities in South…

A: Total number of values,n= 25

Q: 3. The states differ greatly in the kinds of severe weather that afflict them. The histogram below…

A: Solution: A histogram showing the distribution of average annual property damage caused by tornadoes…

Q: 24. Twenty students, selected at random were asked to estimate the number of hours that they had…

A:

Q: QUESTION I: a) Explain how you can select a systematic sample of size 7 from a population of size…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: The following table shows the distribution of the lengths of hospital stays recorded by a random…

A: a) Relative frequency: The general formula to obtain relative frequency is given below: Relative…

Q: Study Hours 10 Frequency 5 30 8 20 7 20 6 15 5 10 Above is a frequency distribution of the number of…

A: Given data, What is the percentage for students who studied for 7 hours?

Q: rotein Grams in Fast Food The amount of protein (in grams) in a variety of fast-food sandwiches is…

A: Solution-: We want to find  the class width for frequency distribution with 8 classes?

Q: Class Frequency 8-12 9. 13-17 14 18-22 10 23-27 4 28-32 The 75th percentile of the data presented in…

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Q: 00 0 0 2222 The And 18 16 14 12 10 8 4 2 0 Strawberry-white chocolate Chocolate-cream cheese Use the…

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Q: Fifty-one (51) statistics students were asked how much sleep they get per school night (rounded to…

A: 95 th percentile given by: P95=(95(n+1)/100)th value of the observation

Q: .2) Tabulation & Display of Quantitative Data 1. Tabulation – Constr. a frequency Distr. Table…

A: Part a: The frequency distribution for the provided data is as given below:   Classes…

Q: Study Hours Frequency 10 30 8. 20 20 6. 15 10 Above is a frequency distribution of the number of…

A: Given,

Q: QUANTITATIVE RESEARCH AND DATA a) Discuss the four main types of quantitative research designs The…

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Q: 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20   Question 10 of 20    Moving to another question…

A: Given : Fifty-one (51) statistics students were asked how much sleep they get per school night…

Q: Percentile The table to the right shows selected ages of licensed drivers in one country and the…

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Q: ssignment 4 FlyHigh Airlines determined that the distance travelled per aircraft per year is…

A: Note: As you have posted a question with several sub-parts, according to our policy, we have solved…

Q: Example 92. You are given below a certain statistical distribution: Value Frequency Value Frequency…

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Q: Q.No.1. Take 40 numbers randomly and find its i. a. P75, Q3 Median, Q,„D.P: Make a grouped frequency…

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Q: Frequency Distribution A survey was made to find out the ages in years of passengers on a particular…

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Q: 3. The frequency table alongside shows the number of touchdowns scored by teams in a professional…

A: Solve for question 3 Given : No. of touchdowns Frequency 0 2 1 10 2 7 3 6 4 4 5 2 6…

Q: Descriptive Statistics.For the given data:4 8 18 20 21 22 23 24 25 26 27 28 29 30 30 31 31 32 32 33…

A: a. The given data is arranged in an ascending order. It can be seen that the minimum value is 4, and…

Q: C. The following table summarizes the grade point averages (GPAS) of graduate students in a…

A: The mean of the frequency distribution is given by: To find; The mean of the GPA OF the class.

Q: **Frequency distribution table** The city council was concerned that allowing more bars within city…

A: The given scores are, 0.05 0.08 0.09 0.12 0.03 0.07 0.09 0.12 0.10 0.06 0.10 0.02 0.08 0.00 0.07…

Q: Find frequency histogram, frequency polygon, frequency Cumulative Curve ( less than) and percentage…

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Q: The frequency distribution below summarizes emplovee years of service for Alpha Corporation. The…

A: Given:  Year of Service  Frequency  11-15 2 16-20 15 21-25 10 26-30 5 31-35 3

Q: 3. The histograms show the distribution of the estimated numbers of dollars per month spent on…

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Q: Study Hours Frequency 10 9 20 8 20 7 25 20 10 Above is a frequency distribution of the number of…

A:

Q: Class Frequency 8-12 13-17 14 18-22 10 23-27 4 28-32 The 75th percentile of the data presented in…

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Q: Question: The following data represents the score of 60 students in an exam. Construct a frequency…

A: Given data :…

Q: Weight in pounds 52.5 – 55.5 Frequency 55.5 – 58.5 12 58.5 – 61.5 17 61.5 – 64.5 22 64.5 – 67.5 15…

A: Find  P85 percentile  P60 percentile