The following table presents the intelligence quotients of runaway boys. Intelligence Quotient Number 30 - 39 2 40 - 49 50 - 59 60 60 - 69 140 70 - 79 184 80 - 89 139 90 - 99 100 - 109 110 - 119 78 37 14 What is the 5th decile class?

Q: Assume δ = 0.05, ̄Ax = 0.06, 2 ̄Ax = 0.0040. A group of 100 lives age x purchase fully continuous…

A: Given  δ=0.05 A¯x=0.06 A¯x2=0.0040 Benefit=$1000 Premium=$3.50

Q: 12.3 Random sampling of individuals with four different majors at a uni sity found the following…

A:

Q: Question 1: 1. Briefly explain the difference between a "bootstrap distribution" and a…

A: The difference between a "bootstrap distribution" and a "randomization distribution" are as follows…

Q: Suppose that four friends get tickets to the musical productions this weekend. They get assigned…

A: There are 4 friends who buy tickets to a musical productions this weekend.  They get assigned seats…

Q: L2Q10.The following table displays the sales figures achieved by several major soft drink companies…

A: Company Cases Sold (Million) Thumbs 8 3256.6 Pepsi Up 2356.9 Natural Beverages 1123.4 Royal…

Q: Sketch a normal distribution/bell curve with a mean of 60 and a standard deviation of 20. What…

A: Let X be the random variable from normal distribution with mean (μ) = 60 and standard deviation (σ)…

Q: crop is 6 man days for radish and potato and cach 5 days for peas. A total of 500 man days of labour…

A:

Q: n. Regression coefficients will be sensitive to specifications. Regression coefficients can change…

A: Index X Y XY X^2 1 1 5 5 1 2 3 4 12 9 3 5 4 20 25 4 7 3 21 49 5 10 3 30 100 Total 26 19 88 184

Q: Problem 6. Obtain the simplest value of [1 - {1 – (1 – x')'}-1 when x = 1.

A:

Q: Your task is to perform a chi-square goodness of fit test on the F2 data and make a decision, based…

A: Given information: F2 DATA       Gender/Phenotype Disease Wild-Type Sum Male 22 23 45…

Q: Using the same sample data to compute each of the listed confidence intervals, which one of the…

A: We have given that the statement about to the confidence interval.

Q: 40 grams. If you pick 14 fruit at random, what is the probability that their mean weight will be…

A: Population mean μ=526, standard deviations σ=40, n=sample size=14, P(490<x̄<494)=? Note: This…

Q: A random sample of 89 tourists in Chattanooga (C) showed that they spent an average of $2860 (in a…

A:

Q: Question 2: Consider testing the hypotheses Ho :p = 0.4 versus Ha :p> 0.4. Four possible sample…

A: It is usually reasonable to model the occurrence of defectives with the binomial distribution, where…

Q: A claim by a researcher stated that the time spent on the internet per week is greater than 15 nours…

A: We have given that,  H1 > 15 Sample size (n) = 150 and statistic = 2.26 Then,  We will find p-…

Q: nd the probability of getting exactly 12 out of 30 questions on a true or false question. elect the…

A:

Q: Example 8. A company has two plants, A & B, each designed for manufacturing 10 biscuit packet and 15…

A:

Q: sample of 624 applicants to the Durmstrang Institute of Sorcery, 133 were accepted. Construct a 90%…

A: Given that  X=133 , n=624 , p=20%=0.20

Q: 32 52 20 57 13 36 32 44 32 45 14 31 02 51 44 25 43 33 32 23

A:

Q: >Q. 4 The meat department of a super market deals in three types of meat, say, A. B and C. The…

A:

Q: you routinely administer a measure of anxiety to clients in your neuropsychological assessment…

A: Given that you routinely administer a measure of anxiety to clients in your neuropsychological…

Q: The weights (in pounds) of 6 vehicles and the variability of their braking distances (in feet) when…

A: Given that

Q: Temperature (°F) 50-59 60-69 70-79 80-89 90-99 100-109 Days 305 1448 1509 346 14 (a) Approximate the…

A: Temperatures (class) :- 50-59, 60-60, 70-79, 80-89, 90-99, 100-109 Days (frequency) :- 5, 305, 1448,…

Q: Which of the following is a misinterpretation of the results of a significance test? Choose the best…

A: According to the given information in this question We reject H0 when p value is less than…

Q: how many groups of 3 toys can a child choose to take on a vacation from a toy box containing 11…

A: Permutation means arrangement of items in a definite order, where the order matters. The formula for…

Q: Assume that you are about to buy a car. There is a probability of 0.4 that you will purchase a new…

A: We have given that Probability that we will  purchase a new Vehicle  is 0.4  And the probability of…

Q: I need help with stats, section 7.2 and 7.3, please help with TI-84 calculator commands Test the…

A: Given that  μ=40​; α=0.01​; σ=3.17. Sample​ statistics: x=38.1​, n=72

Q: crop is 6 man days for radish and potato and cach 5 days for peas. A total of 500 man days of labour…

A:

Q: Suppose that the distribution of height of female students in University is normally distributed…

A: Since you posted a question with multiple subparts, we will solve first three subparts for you. To…

Q: For the data given, as the confidence leel increased from 95% to 99% did the margin of error…

A: We have given that a random sample of eye colours collected from a group of 40 MVCC students.

Q: MVCC students. 月目月月

A: *Answer:

Q: need answer ASAP. Question #5: For mutually exclusive events A and B, P(A)=0.32 and P(B)=0.35 Find…

A: Here, we know that mutually exclusive events. Intersection is 0 for two mutually exclusive events.

Q: Suppose that a national poll of 300 registered Republicans was conducted this week and 165 stated…

A: Given that  n=300 , X=165

Q: what would you expect the shape, center and spread of the sampling distribution of the proportion of…

A: Let p be the proportion of the student population has a meal plan at a certain University.  Given…

Q: Illustration 7.1. Table 7.5 gives the birth rate and death rate of · different countries during the…

A:

Q: Given below are the seasonal indices of sales of a firm for the year 1998 : Month Jan. | Feb. Mar.…

A:

Q: According to a study done in 2019, the average monthly expenses for cell phone loads of high school…

A: Given Population mean μ=350, sample size n=200, sample standard deviations s=77, sample mean x̄=380…

Q: whether their suspicion is correct. Choose the best answer below: A. H0: μ = $1200      HA: μ >…

A: We have given that the claim “ The average fee charged by one particular clinic for this procedure…

Q: Suppose that {Yi} is a white noise process and that n = a simulation to study the sampling variation…

A: Given Information: Consider Yt is a white noise process.  N=400

Q: below gives US lead emissions. I., into the environment in milions of metric tons for 1970-1992.…

A: Introduction: The independent variable is t. Since t = 0 for 1970, for each year, t = Year – 1970.…

Q: A data set includes data from student evaluations of courses. The summary statistics are n= 98 , x =…

A:

Q: According to an​ almanac, 80​% of adult smokers started smoking before turning 18 years old.   ​(a)…

A:

Q: hypothesis test is being performed to test if there is any difference in pain relief using Tramydol…

A:

Q: STATISTIC 1. Write the expression a. Our favorite player scored 5 more points than another player…

A: a. It's given that the favorite player has scored 5 more points than the other player who is P so…

Q: Based on this confidence interval, would you reject the null hypothesis or fail to reject the null…

A: here n =100 95% confidence Interval for difference  [$1769 , $4195]

Q: The test statistic for testing H0: μ = 100 against HA: μ ≠ 100 was t = 3.3, with P-value 0.001.…

A: It is given that the P-value is 0.001.

Q: A population of values has a normal distribution with u = 42.1 and o = 22.1. You intend to draw a…

A: The z score denote the number of standard deviations that are above or below the mean value. It is…

Q: Find the future value of an ordinary annuity of $60 paid quarterly for 5 years, if the interest rate…

A: Since we know that Future value  of annuity is given as FV = P[ (1+r)n - 1 ]/r Where  P = Quarterly…

Q: A. Answer the following problems. Show all necessary solutions and graphs. 1. Suppose 95.4% of…

A: Given Information: The probability value using linear interpolation can be obtained by using the…

Q: Question 3 [CLO1, C1, PLO 1] Let X be a discrete random variable with the following PMF 0.1 for k =…

A: