Construct a histogram and a frequency polygon

Q: Violent crimes include​ rape, robbery,​ assault, and homicide. The following is a summary of the​…

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Q: Hint(s) Check My Assume that we have two events, A and B, that are mutually exclusive. Assume…

A: Given that,

Q: ORCEE Exercise 1.5 € If you add a constraint to a model, do you expect the overall solution to be…

A: The constraint to a model is the conditions that restrict the model. This restriction is done to…

Q: 2. If Verify that A = -2 (²3) B = (2²¹) c= (²¹) C 1) 0 2 (a) (A + B) + C = A + (B+C). (b) (AB)C=…

A: Hint: Solve RHS and LHS to varify all the three parts.

Q: A population has a mean of 52 and a standard deviation of 22. A sample of 121 observations will be…

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Q: Find the number of ways that 6 teachers can be assigned to 4 sections of an introductory psychology…

A: The question is about counting Given : Total no. of teachers ( n ) = 6 No. of section ( r ) = 4   To…

Q: The first place runner finished the race in 34 minutes, the second place runner finished in 36, and…

A: It is given that the statement about to the scale of measurement. Here, need to find out the correct…

Q: Customers at a gas station pay with a credit card (A), debit card (B), or cash (C). Assume that…

A: We have given that Customers at a gas station pay with a creditcard (A), debit card (B), or cash…

Q: 4 2. If XN3 (μ, E) where u = [1-1 2] and Σ = 0 -1 TON 0 -1] 5 0 2 Which of the following random…

A: Note: According to Bartleby guidelines expert solve only one question and maximum 3 subpart of the…

Q: Class Interval 95-99 90-94 85-89 80-84 75-79 70-74 65-69 60-64 55-59 Real Limits 94.5 99.5 1.95.00…

A: Here total number of observations are  N= 70 For 92th percentile we calculate  92*70/100 = 64.40 The…

Q: You forget to study for an exam and need to guess on all of the questions. The exam is three…

A: 3 questions ∴ n = 55 - choices of options∴ p(correct choice) = 15

Q: Samples of rejuvenated mitochondria are mutated (defective) in 1% of cases. Suppose 12 samples are…

A: Samples of rejuvenated mitochondria are mutated in 1% of the cases. So, probability that a randomly…

Q: The weight of cans of vegetables is normally distributed with a mean of 1380 grams and a standard…

A: given data,normal distribution μ =  1350σ  = 80probability that the sample mean of weight for is…

Q: b) Let X₁, X2, X3,..., X30 be a random sample of size 30 from the population X with the moment…

A: Hint:  The uniqueness property of the moment-generating function states that the moment-generating…

Q: The figure below shows relative frequency histogram for 50 employees working in a small construction…

A: Given :

Q: Yes or No. Justify your answer a) Let P(A) = 0.65, P(BC) = 0.60, and P(An B) = 0.15. Are A and B…

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Q: ABC Restaurant has made a forecast for last week's operations vs Actual result of the forecast last…

A: The actual values and the Forecast values are given.

Q: Calculate the Herfindahl-Hirschman Index (HHI) for each year using deposits and comment on the level…

A: Here we are given the data about deposits of banks in years 2018, 2019 and 2020.   We have to find…

Q: Consider a binomial experiment with n = 6 trials where the probability of success on a single trial…

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Q: The purpose of this assignment is to learn to compute key numerical measures for descriptive…

A: Data given n=20  6 1 5 3 7 3 0 3 1 3 4 1 2 4 1 0 5 6 3 1 Note: According to Bartleby guidelines…

Q: x+y Suppose the joint probability distribution of X and Y is given by f(x,y) = for x = 5, 6, 7, 8; y…

A: Ans#- The joint probability distribution of X and Y is           f(x, y) = x +y150,   for x = 5, 6,…

Q: (B) What would be the estimated price per computer for a demand of 11,000 computers? For a demand of…

A: The given price-demand function px=2400-40x.

Q: A market research firm used a sample of individuals to rate the purchase potential of a particular…

A: The following has been provided: After Before 6 5 6 4 7 7 4 3 3 5 9 8 7 5 6 7…

Q: b. How many sample points are there in the event that spades is selected? c. How many sample points…

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Q: Suppose that the antenna lengths of woodlice are approximately normally distributed with a mean of…

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Q: An electronic product contains 35 integrated circuits. The probability that any integrated circuit…

A: There is total 35 integrated circuits.

Q: You’re a structural engineer working for a company that produces beams for use in residential home…

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

Q: company wants to evaluate its attrition rate, in other words, how long new hires stay with the…

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Q: Check here for instructional material to complete this problem. Let U = {1, 2, 3, 4, 5, 6, 7, 8, 9,…

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Q: Male Age Eye Color 1 31 0 21 0 31 0 19 1 19 1 32 1 21 1 23 0 20 1 20 1 22 Brown Blue Brown Brown…

A: Considering "gender" (in terms of male or not) and "eye color" are the variables of interest, the…

Q: You are interested in the average reading achievement test score of the currently enrolled students…

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Q: If pn = 80 and qn = 20, then what is the shape of the binomial distribution? O normal O positively…

A: We have given that pn = 80  qn = 20 Where p is probability of success and q is the probability of…

Q: Suppose that 17% of the people in a large city have used a hospital emergency room in the past year.…

A: Let p be the probability and n be the random sample Let X be the number of emergency room in the…

Q: According to researches, the human requirement for salt is 220 mg per day which is supposed in…

A: Given that, according to researches, the human requirement  for salt is 220 mg per day which is…

Q: The following are the amounts of time (in hours) that 5 randomly selected students spend  studying…

A: Given data is 0, 7, 3, 4, 6. We should find the sample standard deviation.

Q: Question 6 The following table of values gives a company's annual profits in millions of dollars.…

A: Given information: Year Profits 2001 23.8 2002 25.2 2003 26.3 2004 28.9 2005 27.6…

Q: Suppose we roll two six-sided dice. Consider event A as getting an odd number on die 1, event B as…

A: roll two six sided dice. event A : odd number on die 1         B : even sum for two dice. are A and…

Q: set of events includes all the possible outcomes of an experiment, these events are considered to…

A: Given that  If a set of events includes all the possible outcomes of an experiment

Q: Can we use the Normal distribution to calculate probabilities for the weekly income of an individual…

A: From the Histogram, Data is right skewed There is no symmetry Low income - more students High income…

Q: Construct a bar graph that represents the following data regarding the combined SAT Math and English…

A: Given that, State SAT Average Illinois 1145 New York 998 Alabama 1120 Alaska 1041…

Q: Suppose that IQ scores have a bell-shaped distribution with a mean of 104 and a standard deviation…

A: Here Given , mean = 104  standard deviation = 14  Here use empirical rule .

Q: describe the relationship. Is it a strong, moderate or weak - positive or negative - linear or…

A: Introduction A scatterplot shows that how much one variable gets affected by another variable.

Q: An advertising firm wishes to demonstrate to its clients the effectiveness of the advertising…

A: Given: The equation of the regression line is: Y = 6.16 + 0.19X X is the campaign cost or…

Q: Bargain Rental Car offers rental cars in an off-airport location near a major tourist destination in…

A: Introduction: It is required to obtain the fixed cost per month, and variable cost per rental…

Q: In a bell-shaped distribution, 95 % of the data falls within 1 standard deviation of the mean.

A: Given that In a bell-shaped distribution, 95 % of the data falls within 1 standard deviation of the…

Q: Researchers measured the data speeds for a particular smartphone carrier at 50 airports. The highest…

A: As per the Bartleby guildlines we have to solve first three subparts and rest can be reposted....…

Q: Nu = a₁ + ( ) Nu == Nusselt number hmheat transfer coefficient D₁ = tube diameter Dp solid particle…

A: y x1 x2 x3 x4 1 469 0.636 309 833 256 2 913 0.636 309 868 555 3 1120 0.641 309 800 786 4…

Q: A probability distribution for the given experiment is as follows. 0 1 2 3 O X P(x)

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Q: Naomi scores 39 on a test. The standard deviation is 6.00. Her z score is +1.5. What is the mean of…

A: given data x = 39 σ = 6z = 1.5μ = ?

Q: Explain the role of critical difference in Analysis of variance..

A: Explain the role of critical difference in Analysis of variance.?