The blood platelet counts of a group of women have a bell-shaped distribution with a mean of 264.7 and a standard deviation of 64.4. (All units are 1000 cells/μL.) Using the empirical rule, find each approximate percentage below. a. What is the approximate percentage of women with platelet counts within 2 standard deviations of the mean, or between 135.9 and 393.5? b. What is the approximate percentage of women with platelet counts between 200.3 and 329.1? C... a. Approximately % of women in this group have platelet counts within 2 standard deviations of the mean, or between 135.9 and 393.5.

Q: The average score of one of your Math exams was 75 with a standard deviation of 20. Assuming the…

A: From the provided information, Mean (µ) = 75 Standard deviation (σ) = 20 X~N (75, 20)

Q: A respondent of a survey indic owns the home that he current This is an example of

A: It is clear that when a respondent indicates that he owns the home where he currently resides, it…

Q: Answer the following parts: 1. What are the two main types of variables? 2. What types of graphs you…

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

Q: Use the formula Z = x = = 7 μ = 8 o=5 x-μ σ Round to 4 decimal places Z to find z when

A:

Q: bre Two engineering companies have skilled engineers (structural, electrical, and mechanical) as…

A: Given the statement :- Two engineering companies have skilled engineers (structural, electrical, and…

Q: A reseacher has conducted an experiment to investigate whether chewing gum influences concentration.…

A: Hello thank you for the question. According to our honor code can answer only three sub parts at a…

Q: Q3: The annual rainfall was measured in the Western Desert during a period of one year, and the…

A: It is given that the annual rainfall was measured in the Western desert during a period of one year.…

Q: Using the data given below, test the utility of the sample regression model using a = 0.01, Analyze…

A: Solution Given Consider Pressure= x Ratio= y

Q: Suppose that E and F are two events and that P(E and F)=0.1 and P(E)=0.5. What is P(F|E)​?

A:

Q: You are planning a three-day trip to Seattle, Washington, in October. Use the fact that on each day,…

A:

Q: If ​P(B)=0.25​,​P(A | ​B)=0.5​0,​P(B′​)=0.75​,and​ P(A | B′​)=0.9​0, find​ P(B |​ A).

A: We have given that P(B)=0.25​ P(A | ​B) = 0.5​0 P(B′​)=0.75​ and​ P(A | B′​)=0.9​0 We have to find​…

Q: Let X be the number of defect bottles from an operation of manufacturing water bottles in a carton…

A: Number of cartons, N = 40 Level of significance, α=0.01 Number of defects 0 1 2 3 Frequency 3…

Q: 2. find the density function with X and 0, i.e. g(x|0)

A:

Q: Let X(t) be a WSS Gaussian random process with ux(t) = : 1 and Rx(7) = 1 + 4 cos(7). Find

A: From the given information, Xt be a WSS Gaussian random process with μXt=1, RXτ=1+4cosτ. Consider,…

Q: The number (in thousands) of new houses sold each month in a country over a four year period is…

A: The given data for new houses sold each month is as follows:   Year 1 Year 2 Year 3 Year 4 Jan…

Q: or a data set of weights (pounds) And Highway fuel consumption amounts mpg of four types of…

A: The p value is 0.009.

Q: The average square footage of a U.S. single-family home is 2250 square feet with a standard…

A: Given data n=750 mean=2250 standard deviation=100

Q: the Western Desert during a period of one year, and the readings in millimeters were as follows:…

A: The frequency distribution table of the given data is Class Frequency 10 - 14 2 14 - 18 2…

Q: Use the results from a survey of a simple random sample of 1256 adults. Among the 1256 ​respondents,…

A: The sample size is n=1256

Q: Major, Lieutenant Colonel, ...) a. weight of rice bought by a customer. b. a student's favorite spor

A: A is about the military rank which can be ordered like Captain, Major, Lieutenant Colonel, extra.…

Q: What percentage of the class consists of freshman, sophomores, and juniors? A) 14% B) 86% C) 54% D)…

A:

Q: or this problem, carry at least four digits after the decimal in your calculations. Answers may vary…

A: Given that  Sample size n =520 Favorable cases x =281 Sample proportion p^=x/n

Q: The sca... plot shows the time spent studying, x, and the quiz score, y, for each of 24 students.…

A: Given: Sample size n = 24 Formula Used: The equation of the line of best fit: Y = a + bX b =…

Q: 73   38 75   41 76   35 77   31 78   40 79   25 80   32 80   36 81   29 82   34 83   38 84   26 85…

A:

Q: The following data are the final exam scores of the 15 students in a small calculus class. 72 74 98…

A: Determine whether the given data is population or sample.   It is clear that the data has been…

Q: In the vehicle speed test, the results were given in the table below: Find: 1. skew modulus 2.…

A: Given data: Speed range (km/hr) Frequency (fi) Speed range (km/hr) Frequency (fi) Speed range…

Q: Draw the ascending frequency of the following frequency ution tahle Categories of

A: Frequency distribution is given in the table

Q: Use the contingency table below to find the probability of the following events.   a.​ A|B b.​ A|B'…

A:

Q: Find the probability of no successes in six trials of a binomial experiment in which the probability…

A: Given data n=6 p=30%

Q: construct a frequency distribution table: 15, 9, 18, 10, 5, 8, 10, 7, 2, 15, 3, 5, 15, 10, 15, 9, 8,…

A: Data represent weights for 25 as follows…

Q: were as follows: Create the frequency table, knowing that the first category is 10-14. Find the…

A: It is given that the annual rainfall was measured in the Western desert during a period of one year.…

Q: > A DJ is preparing a playlist of 20 songs. How many different ways can the DJ arrange the first…

A:

Q: Q 3:A: An urn contain three red balls,two blue ball and five white balls, A ball is selected and its…

A:

Q: what is the most and least r

A: Cultivars 1.00 2.00 3.00 4.00 5.00 6.00 7.00 8.00 9.00 10.00 11.00 12.00…

Q: An independent consumer group published its finding that the lifetimes of electric bulbs…

A: GivenMean(x)=620standard deviation(s)=124.5BIG Corporation claims that the standard deviation of its…

Q: Dianne has a choice of two routes to drive to work. She timed her journey along each route on…

A: From the provided information (i) For Town route:  x x2 15 225 16 256 20 400 28 784 21…

Q: J 2 Uncorrelated random variables are not necessarily independent, however. A special situation…

A: Two continuous random variables X and Y are said to follow Bivariate Gaussian distribution with mean…

Q: A supermarket wants to send codes for $0.25 off a bag of chips to its rewards program members. Each…

A: The answer is attached below,

Q: George’s average score on his math tests in the first quarter is 60. His average score on his math…

A:

Q: X = N(u₂o N(μ, o²), let Let Y = 2X+b, b0, then distribution of Y is

A:

Q: Which of these measures of central location is not sensitive to extreme values?     a. The mean…

A: Mean is the average of the all observations.

Q: 2. Select B: A card is drawn from a well shuffled pack of 52 cards. Find the probability of: (i) '2'…

A:

Q: The following is a set of data from a sample of n=11 items. Complete parts​ (a) through (c).   X 19…

A: (a)   Use EXCEL to obtain the value of sample covariance.   EXCEL procedure:   Go to EXCEL Go to…

Q: Q1/b- Complete the following table and then find the arithmetic and harmonic mean of the following…

A:

Q: Question 1 (a) The following information was reported form the survey collected on customers'…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts…

Q: a. Estimate the value of the population proportion of people who would watch the new series.…

A: It is given that Sample size, n = 840 Favourable cases, X = 525 Sample proportion, p^ = X/n =…

Q: The following is a set of data from a sample of n=7.   17  7  9  1  16  4  16        ​(a) Compute…

A: Solution The data in increasing order is 1,4,7,9,16,16,17

Q: Sheet 2 (Home Size): In a given community, a survey was conducted to determine - whether there is…

A: The provided information is  x y xy x2 41.2 2.9 119.48 1697.44 68.3 3.5 239.05 4664.89 22.4…

Q: 10. The lengths of the 575 iron rods in a blacksmith's workshop are shown in the histogram below:…

A: Given histogram representing lengths of 575 iron rods as shown below

Q: Data is drawn from a binomial (5, 0) distribution, where is unknown. Here is the table of…

A: